NiHITARU

About

NiHITARU is a private-bath onsen experience in Koto City, offering an all-in-one setting with outdoor bathing and sauna facilities. The venue feels modern and easy to enjoy, with rental-style private sessions that let guests unwind at their own pace.

Facilities & Amenities

Pricing

• •Male-only facility: 60 min ¥1,500
• •90 min ¥1,900
• •120 min ¥2,250
• •Free time ¥2,700.
• •Extension: ¥550 per additional 30 minutes.
• •Towel fee is included.
• •Opening-time prices may change.
• •Private rental service: ¥40,000+ per 2 hours (inquiry required)
• •includes aufguss.
• •Time slots: Weekdays 11:00–15:30 and 23:30–2:30
• •Weekends/holidays 9:00–13:00 and 22:00–2:30.
• •Use for up to 2 hours within the listed time window (longer possible by consultation).
• •Group pricing up to 15 people has no change by number
• •16+ adds ¥3,000 per person (up to 24).
• •Swimwear must be brought and worn by the guest.
• •Same-gender use only.
• •Cancellation fee: day-before 50%, same-day 100%.

Facility Details

Recommended For

Access & Directions

Convenient to multiple stations in the Toyo/ Koto area, including Toyocho, Nansunacho, and Kiba.

Contact Information