There are no specific regulations regarding tattoos in the rules. No user reports were found, so there is insufficient information to make a judgment.
The official website of Olivian Shikoku Island Yado Yoru-yagao mentions the prohibition of tattoos and excessive drinking, but there is no clear statement regarding the allowance or prohibition of tattoos. Since there are no user reports either, the situation regarding tattoos remains unclear.
There is no clear information from the official site of 島湯_Bath_house, and there are no user reports available. Therefore, it is unclear how this facility handles tattoos.
There are no explicit rules regarding tattoos on the official website, and there are no user reports. Therefore, it is unclear whether tattoos are allowed.
Tattoo-friendly per 独自調査.