
A quiet hot spring at Noboribetsu Karurusu Onsen. Have an adult holiday and bask in the hot springs as time trickles by nice and slow. We offer gourmet cuisine as well!


Free cancellation until 6/12/2026 11:59 p.m.(JST)
■Karlus Onsen, a hidden hot spring resort in Noboribetsu■ Karlus Onsen, where our hotel is located, is a hot spring resort located about 15 minutes by car from Noboribetsu hot spring town. As our hotel name "Sanseikan" suggests, the quiet natural environment and beautiful scenery away from the hustle and bustle are attractive. It is perfect for a slow-life hot spring trip where you can relax both body and mind and enjoy the hot springs and cuisine. ■Information■ Last check-in 19:00 Curfew after check-in 21:00 *Please note that there are no restaurants in the vicinity or within walking distance. *Dinner cannot be added to this plan. If you require dinner, please make a reservation with two meals included. *Convenience store 10 minutes by car *Noboribetsu Onsen city center 15 minutes by car ■Healing hot spring, Karlsus Onsen■ Karlus Onsen, the first hot spring resort in Hokkaido to be certified as a national health resort, is a hot spring resort with a long history. It is transparent, tasteless, odorless, and even drinkable. The neutral and mild ingredients are gentle on the skin and have a balancing effect. The ingredients contained in Karlus Hot Springs include calcium ions that activate moisturizing ingredients, magnesium ions that are effective in improving dry skin, metasilicic acid that helps produce ceramide, bicarbonate ions that remove dirt from pores, and free carbon dioxide that helps improve dullness. ■What is Karlus Hot Springs■ “Karls” is a famous hot spring area in Czechoslovakia. “Karlsbad” (present Karlovy Vary) The water is soft to the touch, colorless, transparent, tasteless and odorless, and drinkable. Caution when drinking: The recommended amount is about 100ml to 200ml at a time, and about 200ml to 1,000ml per day. The best time to drink is 30 minutes to an hour before a meal, and please refrain from drinking after dinner or before going to bed. ■Hot Springs■ Our hotel offers two baths: [100% free-flowing spring wate
Consumption tax (from 10/1/2019) (Per person per night) 10%
Accommodation tax (from 4/1/2026) (Per person per night)¥100
Bathing tax (from 4/1/1950) (Per person per night)¥300
* Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.

Free cancellation until 6/12/2026 11:59 p.m.(JST)
‘I don't need dinner, but I want breakfast! It is called Recommended for you Breakfast to kickstart your day, is a menu gentle on the body. Enjoy the nature-filled and meticulously crafted [Noboribetsu breakfast] Information Final check-in: 19:00 Curfew after check-in: 21:00 Please note that there are no dining establishments within walking distance or nearby areas. This plan does not allow for adding dinner. For guests who need dinner, please reserve a plan that includes two meals. Convenience store: 10 minutes by car Noboribetsu Onsen downtown: 15 minutes by car What is Karurusu Onsen? The name 'Karurusu' originates from the famous hot spring area in Czechoslovakia, ‘Karlsbad (now Karlovy Vary),’ due to its similar water quality. It was named because of the resemblance in water quality. The water is soft to the touch, colorless, transparent, tasteless, and odorless. Our facility is the 'only' place in Karurusu Onsen where drinking is allowed. Precautions for drinking: The recommended amount per intake is approximately 100ml to 200ml, The daily amount is considered to be approximately 200ml to 1,000ml. In general, drinking is best 30 minutes to 1 hour before meals, Please refrain from drinking after dinner and before bedtime. Hot Springs The hotel is [100% hot spring flow] and [water flowing from the source] Two bathtubs are available The "soft" spring quality that is gentle on the skin It warms your mind and body "slowly" In addition, there is also a "land porridge" unique to the hotel By washing head to toe, you can experience bathing effects even during cleansing. Access ・20 minutes by car from JR Muroran Main Line Noboribetsu Station. ・About 60 minutes from New Chitose Airport. Exit at [Noboribetsu East IC] on the Central Hokkaido Expressway.
Consumption tax (from 10/1/2019) (Per person per night) 10%
Accommodation tax (from 4/1/2026) (Per person per night)¥100
Bathing tax (from 4/1/1950) (Per person per night)¥300
* Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.

Free cancellation until 6/12/2026 11:59 p.m.(JST)
■Karlusu Onsen, a hidden hot spring resort in Noboribetsu■ Karlusu Onsen, where our hotel is located, is a hot spring resort located about 15 minutes by car from the hot spring town of Noboribetsu. As our hotel's name "Sanseikan" suggests, the quiet natural environment and beautiful scenery away from the hustle and bustle are attractive. It is perfect for a slow-life hot spring trip where you can relax both body and mind and enjoy the hot springs and food while "slowly," "leisurely," and "relaxing." ■Dinner■ Our hotel's "local chicken tataki nabe" is a masterpiece that has been passed down since the hotel was founded. This dish is carefully prepared by the president himself, who assesses the condition of the meat. By exquisitely combining and simmering carefully selected fresh local chicken and abundant vegetables, the flavor is concentrated, allowing you to enjoy a luxurious taste that warms both the body and the soul. We take pride in always providing the best taste and service to ensure our customers' satisfaction, and we put that feeling into every pot. Please try our proud dish. Our "local chicken tataki hotpot" has been available since the establishment of our restaurant, and is made by the president himself according to the condition of the meat. By simmering it with lots of vegetables, the sweetness increases, and it is a masterpiece that warms both the body and the soul♪ <<To our guests>> ・Meals are prepared at the dining venue. ・Available from 6:00 pm to 8:00 pm (closing time) ■Healing hot spring, Karurusu Onsen■ Karusu Onsen, the first hot spring in Hokkaido to be certified as a national health resort, is a hot spring with a long history. It is transparent, tasteless and odorless, and you can even drink the spring water. The neutral and mild ingredients are gentle on the skin and have a balancing effect. The ingredients contained in Karurusu Onsen include calcium ions that activate moisturizing ingredients, magnesium io
Consumption tax (from 10/1/2019) (Per person per night) 10%
Accommodation tax (from 4/1/2026) (Per person per night)¥100
Bathing tax (from 4/1/1950) (Per person per night)¥300
* Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.
Japanese room, Non-smoking ([8 tatami] ~A cozy and comfortable space~)


Free cancellation until 6/12/2026 11:59 p.m.(JST)
■Karlus Onsen, a hidden hot spring resort in Noboribetsu■ Karlus Onsen, where our hotel is located, is a hot spring resort located about 15 minutes by car from Noboribetsu hot spring town. As our hotel name "Sanseikan" suggests, the quiet natural environment and beautiful scenery away from the hustle and bustle are attractive. It is perfect for a slow-life hot spring trip where you can relax both body and mind and enjoy the hot springs and cuisine. ■Information■ Last check-in 19:00 Curfew after check-in 21:00 *Please note that there are no restaurants in the vicinity or within walking distance. *Dinner cannot be added to this plan. If you require dinner, please make a reservation with two meals included. *Convenience store 10 minutes by car *Noboribetsu Onsen city center 15 minutes by car ■Healing hot spring, Karlsus Onsen■ Karlus Onsen, the first hot spring resort in Hokkaido to be certified as a national health resort, is a hot spring resort with a long history. It is transparent, tasteless, odorless, and even drinkable. The neutral and mild ingredients are gentle on the skin and have a balancing effect. The ingredients contained in Karlus Hot Springs include calcium ions that activate moisturizing ingredients, magnesium ions that are effective in improving dry skin, metasilicic acid that helps produce ceramide, bicarbonate ions that remove dirt from pores, and free carbon dioxide that helps improve dullness. ■What is Karlus Hot Springs■ “Karls” is a famous hot spring area in Czechoslovakia. “Karlsbad” (present Karlovy Vary) The water is soft to the touch, colorless, transparent, tasteless and odorless, and drinkable. Caution when drinking: The recommended amount is about 100ml to 200ml at a time, and about 200ml to 1,000ml per day. The best time to drink is 30 minutes to an hour before a meal, and please refrain from drinking after dinner or before going to bed. ■Hot Springs■ Our hotel offers two baths: [100% free-flowing spring wate
Consumption tax (from 10/1/2019) (Per person per night) 10%
Accommodation tax (from 4/1/2026) (Per person per night)¥100
Bathing tax (from 4/1/1950) (Per person per night)¥300
* Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.

Free cancellation until 6/12/2026 11:59 p.m.(JST)
‘I don't need dinner, but I want breakfast! It is called Recommended for you Breakfast to kickstart your day, is a menu gentle on the body. Enjoy the nature-filled and meticulously crafted [Noboribetsu breakfast] Information Final check-in: 19:00 Curfew after check-in: 21:00 Please note that there are no dining establishments within walking distance or nearby areas. This plan does not allow for adding dinner. For guests who need dinner, please reserve a plan that includes two meals. Convenience store: 10 minutes by car Noboribetsu Onsen downtown: 15 minutes by car What is Karurusu Onsen? The name 'Karurusu' originates from the famous hot spring area in Czechoslovakia, ‘Karlsbad (now Karlovy Vary),’ due to its similar water quality. It was named because of the resemblance in water quality. The water is soft to the touch, colorless, transparent, tasteless, and odorless. Our facility is the 'only' place in Karurusu Onsen where drinking is allowed. Precautions for drinking: The recommended amount per intake is approximately 100ml to 200ml, The daily amount is considered to be approximately 200ml to 1,000ml. In general, drinking is best 30 minutes to 1 hour before meals, Please refrain from drinking after dinner and before bedtime. Hot Springs The hotel is [100% hot spring flow] and [water flowing from the source] Two bathtubs are available The "soft" spring quality that is gentle on the skin It warms your mind and body "slowly" In addition, there is also a "land porridge" unique to the hotel By washing head to toe, you can experience bathing effects even during cleansing. Access ・20 minutes by car from JR Muroran Main Line Noboribetsu Station. ・About 60 minutes from New Chitose Airport. Exit at [Noboribetsu East IC] on the Central Hokkaido Expressway.
Consumption tax (from 10/1/2019) (Per person per night) 10%
Accommodation tax (from 4/1/2026) (Per person per night)¥100
Bathing tax (from 4/1/1950) (Per person per night)¥300
* Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.

Free cancellation until 6/12/2026 11:59 p.m.(JST)
■Karlusu Onsen, a hidden hot spring resort in Noboribetsu■ Karlusu Onsen, where our hotel is located, is a hot spring resort located about 15 minutes by car from the hot spring town of Noboribetsu. As our hotel's name "Sanseikan" suggests, the quiet natural environment and beautiful scenery away from the hustle and bustle are attractive. It is perfect for a slow-life hot spring trip where you can relax both body and mind and enjoy the hot springs and food while "slowly," "leisurely," and "relaxing." ■Dinner■ Our hotel's "local chicken tataki nabe" is a masterpiece that has been passed down since the hotel was founded. This dish is carefully prepared by the president himself, who assesses the condition of the meat. By exquisitely combining and simmering carefully selected fresh local chicken and abundant vegetables, the flavor is concentrated, allowing you to enjoy a luxurious taste that warms both the body and the soul. We take pride in always providing the best taste and service to ensure our customers' satisfaction, and we put that feeling into every pot. Please try our proud dish. Our "local chicken tataki hotpot" has been available since the establishment of our restaurant, and is made by the president himself according to the condition of the meat. By simmering it with lots of vegetables, the sweetness increases, and it is a masterpiece that warms both the body and the soul♪ <<To our guests>> ・Meals are prepared at the dining venue. ・Available from 6:00 pm to 8:00 pm (closing time) ■Healing hot spring, Karurusu Onsen■ Karusu Onsen, the first hot spring in Hokkaido to be certified as a national health resort, is a hot spring with a long history. It is transparent, tasteless and odorless, and you can even drink the spring water. The neutral and mild ingredients are gentle on the skin and have a balancing effect. The ingredients contained in Karurusu Onsen include calcium ions that activate moisturizing ingredients, magnesium io
Consumption tax (from 10/1/2019) (Per person per night) 10%
Accommodation tax (from 4/1/2026) (Per person per night)¥100
Bathing tax (from 4/1/1950) (Per person per night)¥300
* Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.
Japanese room, Smoking (~A serene space for couples and married pairs~ [8 tatami])