Lake Ashi, Hakone, with Mt. Fuji

Photo: Valeria Gutiérrez / Pexels
This photo shows the area, not this facility.

Hakone · Ryokan / hotel

Otona no Kakurega Hakone Besso Koyoi

大人の隠れ家 箱根別邸今宵koyoi

This photo shows the area, not this facility.

TattoosNot statedThe official site doesn't say. That isn't a no — ask before you go.Day visitNot statedThe official site doesn't say. That isn't a no — ask before you go.Private bathYesAs stated on the official site.

Official site: https://www.hakone.or.jp/2530?gana=member · Checked 2026-10-29 · English name is our romanization

Can I get in with tattoos?

Not stated on the official site

The official site doesn't say either way. That isn't the same as "no" — it's worth asking the facility before you go.

Can I visit just for the bath?Day visits, without staying overnight

Not stated on the official site

The official site doesn't say either way. That isn't the same as "no" — it's worth asking the facility before you go.

Is there a private bath?Private baths (kashikiri / family baths)

Private bath available

Booking
Required (記載なし)
Who can use it
Not stated on the official site
貸切露天ジャグジー(予約制)

Private outdoor jacuzzi (reservation required)

Source: https://www.hakone.or.jp/2530?gana=member · Checked 2026-10-29