Area photo · not this facilityThe short answer
Tattoos: still being checked; Day visit: yes; Private bath: yes — per the official site, checked .
Tattoo rule stated · A–Z, not ranked
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Area photoCan I visit just for the bath?
● 箱根路開雲 (TEL:0460-85-6678)
● 箱根路開雲 (TEL:0460-85-6678)
Source: https://www.ichinoyu.co.jp/day-trip-spa/ · Checked 2026-10-29Is there a private bath?
貸切家族風呂
貸切家族風呂
Source: https://www.ichinoyu.co.jp/facilities/kaiun/kaiun-spa/ · Checked 2026-10-29【ご利用時間】 一回60分制 利用時間はフロントでご案内いたします。
Source: https://www.ichinoyu.co.jp/facilities/kaiun/kaiun-spa/ · Checked 2026-10-29組合員様・準組合様 ご利用1回につき1,100円(税込)
Source: https://www.ichinoyu.co.jp/facilities/kaiun/kaiun-spa/ · Checked 2026-10-29一般のお客様 ご利用1回につき2,200円(税込)
Source: https://www.ichinoyu.co.jp/facilities/kaiun/kaiun-spa/ · Checked 2026-10-29【ご予約方法】 ご宿泊日当日チェックイン時にフロントにてご予約頂けます。
Source: https://www.ichinoyu.co.jp/facilities/kaiun/kaiun-spa/ · Checked 2026-10-29※宿泊者様のみ利用可
Source: https://www.ichinoyu.co.jp/facilities/kaiun/kaiun-spa/ · Checked 2026-10-29Before you go
Rules can change. This is what the official page said on Oct 29, 2026. Check with the facility if it matters for your trip.
Official site: https://www.ichinoyu.co.jp/kaiun/. English name is our romanization.