Forest Resort Yugawara Onsen Hotel Shiroyama

Guest rooms and the lobby were renovated in March 2024. The rooms are on the top floor, offering a special private space for a relaxing time. Enjoy your stay at Hotel Shiroyama♪ *Rooms 601 and 602 are equipped with shower booths.No open-air baths are included. Just a 2-minute walk from JR Yugawara Station, offering an excellent location♪ Fully enjoy the renovated rooms, the natural hot springs of Yugawara, and radon hot springs to your heart's content. For those who say, "I only have one day off," or "I want to enjoy hot springs even after work," This plan allows you to relax at a nearby hot spring area. In the morning, you can sleep in until checkout or take your time in the bath… both are great options. <Example> After work, arriving at Odawara Station around 7 PM… Odawara Station 7:16 PM departure → Yugawara Station 7:32 PM arrival Of course, if you can come at 2 PM and leisurely enjoy the gentle, skin-friendly hot springs, that would be ideal♪ Please enjoy the gentle, high-quality hot springs in Yugawara Onsen, which are easily accessible from the Tokyo metropolitan area and even suitable for babies. [Plan Features/Benefits] ★This plan does not include meals. ☆Final check-in is allowed until 11 PM.※Please make sure to contact us if you will arrive after 8 PM. ※You can still use the bath facilities after check-out.It will be from 12:00. ★Ladies can choose their favorite color from three options. 【Meal】 This plan does not include meals. 【Bathroom】 The large communal baths (two for each gender), open-air baths (one for each gender), and private open-air baths feature high-quality hot springs, including the popular radon hot spring. You can enjoy bathing even after checkout, so please take your time and relax. Our radon hot spring is the only facility of its kind in the Izu Hakone area, and it is said that radon hot springs have 30 times the effect of regular hot springs. ※Note An additional bathing tax of 150 yen will be collected from adults. ・If you wish to reserve the private open-air bath (45 minutes / 2,750 yen), please make a reservation by phone in advance. Children aged 3 and above are subject to charges.Children under 2 years old are free if no preparations are required.Please do not include them in the reservation count and mention this in the [Comments section]. For guests who made a reservation for the same day's stay, please make the payment upon arrival.

　~~ Early reservation is recommended! Great deal if you book 30 days in advance! 〜〜 If you make a reservation at least 30 days in advance, you can get up to 10% off on the same basic plan! It's a super value plan. ◆Recommendations and precautions for this plan◆ ・Due to the characteristics of this plan, a cancellation fee will be charged at the time of cancellation. Also, the rate will be different from the normal cancellation fee. (20% from 30 days before to 13 days before, 50% from 12 days before to 4 days before, 100% from 3 days before to the day) ・Up to 10% off on the basic plan (1 night and 2 meals included) ・Advance card payment only ・Check in 14:00 ・Check out 10:00 《20 hours stay》 *You can take a bath even after checking out. [12:00~] ・For women, you can choose your favorite color from 3 colors of yukata. 　*Private open-air bath [45 minutes 2,750 yen] is also available to enjoy hot springs.《Reservation required》 (Please inquire at the time of reservation as your desired time may not be available) …＊☆＊………………………………………………………………………… 【meal】 For dinner, we have the "Hana Kaiseki Zen" full of seasonal flavors, which is popular with repeat customers. We will prepare it for you. Please enjoy fresh delicacies from the mountains and seas and colorful products caught in the nearby seas in your room. *Last dinner reservation will be at 18:30. For breakfast, we will serve a popular Japanese breakfast of dried horse mackerel at the restaurant. 【bath】 The large communal baths (indoor baths: 2 for men and women), the open-air baths (1 for men and women), and the private open-air baths are high-quality hot springs. You can also enjoy the popular radon hot springs. You can take a bath after checking out, so please take your time and enjoy it. Our hotel's radon hot spring is the only facility in Hakone, Izu, and it is said that radon hot springs are 30 times more effective than natural hot springs. <What is radon hot spring...> It is a healthy bathing method that uses alpha rays generated by the natural decay of radium ore. ※Note※ ・Adults will be charged an additional bathing tax of 150 yen.

　~~ Early reservation is recommended! Great deal if you book 30 days in advance! 〜〜 If you make a reservation at least 30 days in advance, you can get up to 10% off on the same basic plan! It's a super value plan. ◆Recommendations and precautions for this plan◆ ・Due to the characteristics of this plan, a cancellation fee will be charged at the time of cancellation. Also, the rate will be different from the normal cancellation fee. (20% from 30 days before to 13 days before, 50% from 12 days before to 4 days before, 100% from 3 days before to the day) ・Up to 10% off on the basic plan (1 night and 2 meals included) ・Advance card payment only ・Check in 14:00 ・Check out 10:00 《20 hours stay》 *You can take a bath even after checking out. [12:00~] ・For women, you can choose your favorite color from 3 colors of yukata. 　*Private open-air bath [45 minutes 2,750 yen] is also available to enjoy hot springs.《Reservation required》 (Please inquire at the time of reservation as your desired time may not be available) …＊☆＊………………………………………………………………………… 【meal】 For dinner, we have the "Hana Kaiseki Zen" full of seasonal flavors, which is popular with repeat customers. We will prepare it for you. Please enjoy fresh delicacies from the mountains and seas and colorful products caught in the nearby seas in your room. *Last dinner reservation will be at 18:30. For breakfast, we will serve a popular Japanese breakfast of dried horse mackerel at the restaurant. 【bath】 The large communal baths (indoor baths: 2 for men and women), the open-air baths (1 for men and women), and the private open-air baths are high-quality hot springs. You can also enjoy the popular radon hot springs. You can take a bath after checking out, so please take your time and enjoy it. Our hotel's radon hot spring is the only facility in Hakone, Izu, and it is said that radon hot springs are 30 times more effective than natural hot springs. <What is radon hot spring...> It is a healthy bathing method that uses alpha rays generated by the natural decay of radium ore. ※Note※ ・Adults will be charged an additional bathing tax of 150 yen.

　~~ Early reservation is recommended! Great deal if you book 30 days in advance! 〜〜 If you make a reservation at least 30 days in advance, you can get up to 10% off on the same basic plan! It's a super value plan. ◆Recommendations and precautions for this plan◆ ・Due to the characteristics of this plan, a cancellation fee will be charged at the time of cancellation. Also, the rate will be different from the normal cancellation fee. (20% from 30 days before to 13 days before, 50% from 12 days before to 4 days before, 100% from 3 days before to the day) ・Up to 10% off on the basic plan (1 night and 2 meals included) ・Advance card payment only ・Check in 14:00 ・Check out 10:00 《20 hours stay》 *You can take a bath even after checking out. [12:00~] ・For women, you can choose your favorite color from 3 colors of yukata. 　*Private open-air bath [45 minutes 2,750 yen] is also available to enjoy hot springs.《Reservation required》 (Please inquire at the time of reservation as your desired time may not be available) …＊☆＊………………………………………………………………………… 【meal】 For dinner, we have the "Hana Kaiseki Zen" full of seasonal flavors, which is popular with repeat customers. We will prepare it for you. Please enjoy fresh delicacies from the mountains and seas and colorful products caught in the nearby seas in your room. *Last dinner reservation will be at 18:30. For breakfast, we will serve a popular Japanese breakfast of dried horse mackerel at the restaurant. 【bath】 The large communal baths (indoor baths: 2 for men and women), the open-air baths (1 for men and women), and the private open-air baths are high-quality hot springs. You can also enjoy the popular radon hot springs. You can take a bath after checking out, so please take your time and enjoy it. Our hotel's radon hot spring is the only facility in Hakone, Izu, and it is said that radon hot springs are 30 times more effective than natural hot springs. <What is radon hot spring...> It is a healthy bathing method that uses alpha rays generated by the natural decay of radium ore. ※Note※ ・Adults will be charged an additional bathing tax of 150 yen.

　~~ Early reservation is recommended! Great deal if you book 30 days in advance! 〜〜 If you make a reservation at least 30 days in advance, you can get up to 10% off on the same basic plan! It's a super value plan. ◆Recommendations and precautions for this plan◆ ・Due to the characteristics of this plan, a cancellation fee will be charged at the time of cancellation. Also, the rate will be different from the normal cancellation fee. (20% from 30 days before to 13 days before, 50% from 12 days before to 4 days before, 100% from 3 days before to the day) ・Up to 10% off on the basic plan (1 night and 2 meals included) ・Advance card payment only ・Check in 14:00 ・Check out 10:00 《20 hours stay》 *You can take a bath even after checking out. [12:00~] ・For women, you can choose your favorite color from 3 colors of yukata. 　*Private open-air bath [45 minutes 2,750 yen] is also available to enjoy hot springs.《Reservation required》 (Please inquire at the time of reservation as your desired time may not be available) …＊☆＊………………………………………………………………………… 【meal】 For dinner, we have the "Hana Kaiseki Zen" full of seasonal flavors, which is popular with repeat customers. We will prepare it for you. Please enjoy fresh delicacies from the mountains and seas and colorful products caught in the nearby seas in your room. *Last dinner reservation will be at 18:30. For breakfast, we will serve a popular Japanese breakfast of dried horse mackerel at the restaurant. 【bath】 The large communal baths (indoor baths: 2 for men and women), the open-air baths (1 for men and women), and the private open-air baths are high-quality hot springs. You can also enjoy the popular radon hot springs. You can take a bath after checking out, so please take your time and enjoy it. Our hotel's radon hot spring is the only facility in Hakone, Izu, and it is said that radon hot springs are 30 times more effective than natural hot springs. <What is radon hot spring...> It is a healthy bathing method that uses alpha rays generated by the natural decay of radium ore. ※Note※ ・Adults will be charged an additional bathing tax of 150 yen.

　~~ Early reservation is recommended! Great deal if you book 30 days in advance! 〜〜 If you make a reservation at least 30 days in advance, you can get up to 10% off on the same basic plan! It's a super value plan. ◆Recommendations and precautions for this plan◆ ・Due to the characteristics of this plan, a cancellation fee will be charged at the time of cancellation. Also, the rate will be different from the normal cancellation fee. (20% from 30 days before to 13 days before, 50% from 12 days before to 4 days before, 100% from 3 days before to the day) ・Up to 10% off on the basic plan (1 night and 2 meals included) ・Advance card payment only ・Check in 14:00 ・Check out 10:00 《20 hours stay》 *You can take a bath even after checking out. [12:00~] ・For women, you can choose your favorite color from 3 colors of yukata. 　*Private open-air bath [45 minutes 2,750 yen] is also available to enjoy hot springs.《Reservation required》 (Please inquire at the time of reservation as your desired time may not be available) …＊☆＊………………………………………………………………………… 【meal】 For dinner, we have the "Hana Kaiseki Zen" full of seasonal flavors, which is popular with repeat customers. We will prepare it for you. Please enjoy fresh delicacies from the mountains and seas and colorful products caught in the nearby seas in your room. *Last dinner reservation will be at 18:30. For breakfast, we will serve a popular Japanese breakfast of dried horse mackerel at the restaurant. 【bath】 The large communal baths (indoor baths: 2 for men and women), the open-air baths (1 for men and women), and the private open-air baths are high-quality hot springs. You can also enjoy the popular radon hot springs. You can take a bath after checking out, so please take your time and enjoy it. Our hotel's radon hot spring is the only facility in Hakone, Izu, and it is said that radon hot springs are 30 times more effective than natural hot springs. <What is radon hot spring...> It is a healthy bathing method that uses alpha rays generated by the natural decay of radium ore. ※Note※ ・Adults will be charged an additional bathing tax of 150 yen.

　~~ Early reservation is recommended! Great deal if you book 30 days in advance! 〜〜 If you make a reservation at least 30 days in advance, you can get up to 10% off on the same basic plan! It's a super value plan. ◆Recommendations and precautions for this plan◆ ・Due to the characteristics of this plan, a cancellation fee will be charged at the time of cancellation. Also, the rate will be different from the normal cancellation fee. (20% from 30 days before to 13 days before, 50% from 12 days before to 4 days before, 100% from 3 days before to the day) ・Up to 10% off on the basic plan (1 night and 2 meals included) ・Advance card payment only ・Check in 14:00 ・Check out 10:00 《20 hours stay》 *You can take a bath even after checking out. [12:00~] ・For women, you can choose your favorite color from 3 colors of yukata. 　*Private open-air bath [45 minutes 2,750 yen] is also available to enjoy hot springs.《Reservation required》 (Please inquire at the time of reservation as your desired time may not be available) …＊☆＊………………………………………………………………………… 【meal】 For dinner, we have the "Hana Kaiseki Zen" full of seasonal flavors, which is popular with repeat customers. We will prepare it for you. Please enjoy fresh delicacies from the mountains and seas and colorful products caught in the nearby seas in your room. *Last dinner reservation will be at 18:30. For breakfast, we will serve a popular Japanese breakfast of dried horse mackerel at the restaurant. 【bath】 The large communal baths (indoor baths: 2 for men and women), the open-air baths (1 for men and women), and the private open-air baths are high-quality hot springs. You can also enjoy the popular radon hot springs. You can take a bath after checking out, so please take your time and enjoy it. Our hotel's radon hot spring is the only facility in Hakone, Izu, and it is said that radon hot springs are 30 times more effective than natural hot springs. <What is radon hot spring...> It is a healthy bathing method that uses alpha rays generated by the natural decay of radium ore. ※Note※ ・Adults will be charged an additional bathing tax of 150 yen.

　~~ Early reservation is recommended! Great deal if you book 30 days in advance! 〜〜 If you make a reservation at least 30 days in advance, you can get up to 10% off on the same basic plan! It's a super value plan. ◆Recommendations and precautions for this plan◆ ・Due to the characteristics of this plan, a cancellation fee will be charged at the time of cancellation. Also, the rate will be different from the normal cancellation fee. (20% from 30 days before to 13 days before, 50% from 12 days before to 4 days before, 100% from 3 days before to the day) ・Up to 10% off on the basic plan (1 night and 2 meals included) ・Advance card payment only ・Check in 14:00 ・Check out 10:00 《20 hours stay》 *You can take a bath even after checking out. [12:00~] ・For women, you can choose your favorite color from 3 colors of yukata. 　*Private open-air bath [45 minutes 2,750 yen] is also available to enjoy hot springs.《Reservation required》 (Please inquire at the time of reservation as your desired time may not be available) …＊☆＊………………………………………………………………………… 【meal】 For dinner, we have the "Hana Kaiseki Zen" full of seasonal flavors, which is popular with repeat customers. We will prepare it for you. Please enjoy fresh delicacies from the mountains and seas and colorful products caught in the nearby seas in your room. *Last dinner reservation will be at 18:30. For breakfast, we will serve a popular Japanese breakfast of dried horse mackerel at the restaurant. 【bath】 The large communal baths (indoor baths: 2 for men and women), the open-air baths (1 for men and women), and the private open-air baths are high-quality hot springs. You can also enjoy the popular radon hot springs. You can take a bath after checking out, so please take your time and enjoy it. Our hotel's radon hot spring is the only facility in Hakone, Izu, and it is said that radon hot springs are 30 times more effective than natural hot springs. <What is radon hot spring...> It is a healthy bathing method that uses alpha rays generated by the natural decay of radium ore. ※Note※ ・Adults will be charged an additional bathing tax of 150 yen.

◆・・・◆ ◆・・・◆ ◆・・・◆ ◆・・・◆ ◆・・・◆ ◆・・・◆ [Rakuten Exclusive] Would you like to challenge yourself to see how much you can save with this plan's basic plan? 　 ◆・・・◆ ◆・・・◆ ◆・・・◆ ◆・・・◆ ◆・・・◆ ◆・・・◆ *Note* Some coupons may not apply to our facility! A playful plan exclusively possible with Rakuten Travel's reservations team! Rakuten Travel is packed with various coupon promotions... ・Coupon Festival starts on 5/2♪ ・Coupons appear exclusively on days with 5 or 0 every month♪ ・Limited coupons for each region such as Northern Japan and Northern Kanto♪ Rakuten Travel is packed with great deals on coupons! Challenge yourself to see how much more affordable the basic plan becomes with the coupons you get♪ ☆Even if the coupons are sold out... this plan is \4% off\, so no worries☆ Enjoy your spring trip with fresh greenery, making the most of hot springs and ryokan meals. 【Meal】 For dinner, we will serve 'Hana banquet cuisine,' featuring seasonal delicacies and the highly praised beef stew loved by our repeat guests. Please enjoy the fresh seafood and mountain delicacies from the nearby area, as well as the beautifully presented dishes. ※The final dinner seating is at 18:30. For breakfast, we will serve a Japanese-style meal featuring highly-rated dried horse mackerel. Both dinner and breakfast will be prepared in the dining area completed in March 2024. 【Bathroom】 The large communal baths (two for each gender), open-air baths (one for each gender), and private open-air baths feature high-quality hot springs, including the popular radon hot spring. You can enjoy bathing even after checkout, so please take your time and relax. Our radon hot spring is the only facility of its kind in the Izu Hakone area, and it is said that radon hot springs have 30 times the effect of regular hot springs. ※Note An additional bathing tax of 150 yen will be collected from adults. ・If you wish to reserve the private open-air bath (45 minutes / 2,750 yen), please make a reservation by phone in advance. Children aged 3 and above are subject to charges.Children under 2 years old are free if no preparations are required.Please do not include them in the reservation count and mention this in the [Comments section]. For guests who made a reservation for the same day's stay, please make the payment upon arrival.

Guest rooms and the lobby were renovated in March 2024. The rooms are on the top floor, offering a special private space for a relaxing time. Enjoy your stay at Hotel Shiroyama♪ *Rooms 601 and 602 are equipped with shower booths.No open-air baths are included. Just a 2-minute walk from JR Yugawara Station, offering an excellent location♪ Fully enjoy the renovated rooms, the natural hot springs of Yugawara, and radon hot springs to your heart's content. For those who say, "I only have one day off," or "I want to enjoy hot springs even after work," This plan allows you to relax at a nearby hot spring area. In the morning, you can sleep in until checkout or take your time in the bath… both are great options. <Example> After work, arriving at Odawara Station around 7 PM… Odawara Station 7:16 PM departure → Yugawara Station 7:32 PM arrival Of course, if you can come at 2 PM and leisurely enjoy the gentle, skin-friendly hot springs, that would be ideal♪ Please enjoy the gentle, high-quality hot springs in Yugawara Onsen, which are easily accessible from the Tokyo metropolitan area and even suitable for babies. [Plan Features/Benefits] ★This plan does not include meals. ☆Final check-in is allowed until 11 PM.※Please make sure to contact us if you will arrive after 8 PM. ※You can still use the bath facilities after check-out.It will be from 12:00. ★Ladies can choose their favorite color from three options. 【Meal】 This plan does not include meals. 【Bathroom】 The large communal baths (two for each gender), open-air baths (one for each gender), and private open-air baths feature high-quality hot springs, including the popular radon hot spring. You can enjoy bathing even after checkout, so please take your time and relax. Our radon hot spring is the only facility of its kind in the Izu Hakone area, and it is said that radon hot springs have 30 times the effect of regular hot springs. ※Note An additional bathing tax of 150 yen will be collected from adults. ・If you wish to reserve the private open-air bath (45 minutes / 2,750 yen), please make a reservation by phone in advance. Children aged 3 and above are subject to charges.Children under 2 years old are free if no preparations are required.Please do not include them in the reservation count and mention this in the [Comments section]. For guests who made a reservation for the same day's stay, please make the payment upon arrival.

Guest rooms and the lobby were renovated in March 2024. The rooms are on the top floor, offering a special private space for a relaxing time. Enjoy your stay at Hotel Shiroyama♪ *Rooms 601 and 602 are equipped with shower booths.No open-air baths are included. Just a 2-minute walk from JR Yugawara Station, offering an excellent location♪ Fully enjoy the renovated rooms, the natural hot springs of Yugawara, and radon hot springs to your heart's content. For those who say, "I only have one day off," or "I want to enjoy hot springs even after work," This plan allows you to relax at a nearby hot spring area. In the morning, you can sleep in until checkout or take your time in the bath… both are great options. <Example> After work, arriving at Odawara Station around 7 PM… Odawara Station 7:16 PM departure → Yugawara Station 7:32 PM arrival Of course, if you can come at 2 PM and leisurely enjoy the gentle, skin-friendly hot springs, that would be ideal♪ Please enjoy the gentle, high-quality hot springs in Yugawara Onsen, which are easily accessible from the Tokyo metropolitan area and even suitable for babies. [Plan Features/Benefits] ★This plan does not include meals. ☆Final check-in is allowed until 11 PM.※Please make sure to contact us if you will arrive after 8 PM. ※You can still use the bath facilities after check-out.It will be from 12:00. ★Ladies can choose their favorite color from three options. 【Meal】 This plan does not include meals. 【Bathroom】 The large communal baths (two for each gender), open-air baths (one for each gender), and private open-air baths feature high-quality hot springs, including the popular radon hot spring. You can enjoy bathing even after checkout, so please take your time and relax. Our radon hot spring is the only facility of its kind in the Izu Hakone area, and it is said that radon hot springs have 30 times the effect of regular hot springs. ※Note An additional bathing tax of 150 yen will be collected from adults. ・If you wish to reserve the private open-air bath (45 minutes / 2,750 yen), please make a reservation by phone in advance. Children aged 3 and above are subject to charges.Children under 2 years old are free if no preparations are required.Please do not include them in the reservation count and mention this in the [Comments section]. For guests who made a reservation for the same day's stay, please make the payment upon arrival.

　~~ Early reservation is recommended! Great deal if you book 30 days in advance! 〜〜 If you make a reservation at least 30 days in advance, you can get up to 10% off on the same basic plan! It's a super value plan. ◆Recommendations and precautions for this plan◆ ・Due to the characteristics of this plan, a cancellation fee will be charged at the time of cancellation. Also, the rate will be different from the normal cancellation fee. (20% from 30 days before to 13 days before, 50% from 12 days before to 4 days before, 100% from 3 days before to the day) ・Up to 10% off on the basic plan (1 night and 2 meals included) ・Advance card payment only ・Check in 14:00 ・Check out 10:00 《20 hours stay》 *You can take a bath even after checking out. [12:00~] ・For women, you can choose your favorite color from 3 colors of yukata. 　*Private open-air bath [45 minutes 2,750 yen] is also available to enjoy hot springs.《Reservation required》 (Please inquire at the time of reservation as your desired time may not be available) …＊☆＊………………………………………………………………………… 【meal】 For dinner, we have the "Hana Kaiseki Zen" full of seasonal flavors, which is popular with repeat customers. We will prepare it for you. Please enjoy fresh delicacies from the mountains and seas and colorful products caught in the nearby seas in your room. *Last dinner reservation will be at 18:30. For breakfast, we will serve a popular Japanese breakfast of dried horse mackerel at the restaurant. 【bath】 The large communal baths (indoor baths: 2 for men and women), the open-air baths (1 for men and women), and the private open-air baths are high-quality hot springs. You can also enjoy the popular radon hot springs. You can take a bath after checking out, so please take your time and enjoy it. Our hotel's radon hot spring is the only facility in Hakone, Izu, and it is said that radon hot springs are 30 times more effective than natural hot springs. <What is radon hot spring...> It is a healthy bathing method that uses alpha rays generated by the natural decay of radium ore. ※Note※ ・Adults will be charged an additional bathing tax of 150 yen.

　~~ Early reservation is recommended! Great deal if you book 30 days in advance! 〜〜 If you make a reservation at least 30 days in advance, you can get up to 10% off on the same basic plan! It's a super value plan. ◆Recommendations and precautions for this plan◆ ・Due to the characteristics of this plan, a cancellation fee will be charged at the time of cancellation. Also, the rate will be different from the normal cancellation fee. (20% from 30 days before to 13 days before, 50% from 12 days before to 4 days before, 100% from 3 days before to the day) ・Up to 10% off on the basic plan (1 night and 2 meals included) ・Advance card payment only ・Check in 14:00 ・Check out 10:00 《20 hours stay》 *You can take a bath even after checking out. [12:00~] ・For women, you can choose your favorite color from 3 colors of yukata. 　*Private open-air bath [45 minutes 2,750 yen] is also available to enjoy hot springs.《Reservation required》 (Please inquire at the time of reservation as your desired time may not be available) …＊☆＊………………………………………………………………………… 【meal】 For dinner, we have the "Hana Kaiseki Zen" full of seasonal flavors, which is popular with repeat customers. We will prepare it for you. Please enjoy fresh delicacies from the mountains and seas and colorful products caught in the nearby seas in your room. *Last dinner reservation will be at 18:30. For breakfast, we will serve a popular Japanese breakfast of dried horse mackerel at the restaurant. 【bath】 The large communal baths (indoor baths: 2 for men and women), the open-air baths (1 for men and women), and the private open-air baths are high-quality hot springs. You can also enjoy the popular radon hot springs. You can take a bath after checking out, so please take your time and enjoy it. Our hotel's radon hot spring is the only facility in Hakone, Izu, and it is said that radon hot springs are 30 times more effective than natural hot springs. <What is radon hot spring...> It is a healthy bathing method that uses alpha rays generated by the natural decay of radium ore. ※Note※ ・Adults will be charged an additional bathing tax of 150 yen.