Shin-Kaikatei Izumi — private onsen

Toi 土肥温泉 — Shizuoka

Shin-Kaikatei Izumi

Private open-air bath in your room

18 of the 26 rooms have their own open-air bath, and every one of them is fed directly from the source — free-flowing Toi Onsen water facing Suruga Bay

Private open-air bath in your roomfrom ~$83 / night

The details

Area
Toi, Shizuoka
Private bath
Private open-air bath in your room — 18 of the 26 rooms have their own open-air bath, and every one of them is fed directly from the source — free-flowing Toi Onsen water facing Suruga Bay
Spring water
Calcium/sodium sulfate-chloride spring
Water flow
Free-flowing kakenagashi — poured straight from the source, not recirculated
Price guide
From ~$83 per night (checked on Klook, Nov 2026)
Access
On the Toi coast of Nishi-Izu, on the western side of the Izu Peninsula
Day-trip bathing
Overnight stay only

And the bath? It's in your room. Not down a corridor, not on a sign-up sheet. Run it before dinner. Run it again at midnight. Wake up and get straight back in — nobody's timetable touches you here.

Shin-Kaikatei Izumi
Shin-Kaikatei Izumi
Shin-Kaikatei Izumi

Private-bath and water facts were checked against the property's official site and Japanese booking pages in November 2026. Room plans change — confirm the private bath is included in the plan you book.

Toifrom ~$83 / nightCheck on Klook →

More in Toi

Keep looking

Atarayo Nishiizu — private onsen
Private open-air bath in your room

Atarayo Nishiizu

15 rooms have their own open-air bath, all free-flowing source water — a quiet inn built around soaking after dark, with Suruga Bay in front

from ~$78 / nightView stay →
Yunohana-Tei — private onsen
Private open-air bath in your room

Yunohana-Tei

16 rooms have an open-air bath filled with natural Toi Onsen water, available around the clock. The source water is piped in and partly circulated for disinfection, so it is not fully free-flowing

from ~$114 / nightView stay →
Nishiizu Meguri — private onsen
In-room bath + reservable private bath

Nishiizu Meguri

Fully renovated and reopened in July 2026 on the Toi coast: rooms with open-air baths plus a reservable private onsen bath at ¥2,200 for 60 minutes, all on free-flowing Toi Onsen water

from ~$179 / nightView stay →