latest information from
"Marissa Resort Southern Seto Suo Oshima"
[Until March 31, 2025] We are now accepting reservations for the "Oceanfront Tent Sauna." Exclusively for our guests!
Outdoor poolside area installed
■ period
Applications are being accepted until Monday, March 31, 2025
■Application Deadline
7 days before the intended date of use
■Usage time
Limited to 1 group per day 4:00pm – 5:00pm (60 minutes)
■Charge
The tent sauna is included in the plan price.
If you book a plan other than one that includes a tent sauna, the fee for using the tent sauna will be 10,000 yen (tax included) for two people.
(4,000 yen for each additional person)
*The tent sauna cannot be used by one person.
■Target / Capacity
Junior high school students and above (must be accompanied by an adult) / Maximum of 4 people
■Benefits
- Only the jacuzzi is available (kids’ pool is not available)
- One bottle of mineral water per person included
About use
□ Exclusively for hotel guests
□ Please wear a swimsuit when using the facility. Please bring your own swimsuit (not available for rental).
□ Please bring a sauna hat if you need one (not available for rental).
□ Please refrain from exposing body art (tattoos, paint, stickers), even small pieces. Rash guards are available for purchase (shop).
□ We may refuse entry to those with chronic illnesses or diseases, or those who are not feeling well.
□ We may close the facility due to safety reasons, such as bad weather or wind.


