Naruko, on the main street a few minutes uphill from the station Day-use public bathhouse with a reservable open-air bath

Naruko Waseda Sajiki-yu

鳴子・早稲田桟敷湯

Does Naruko Waseda Sajiki-yu allow tattoos? In a private bath

Private bath only

Seven Waseda University students drilled this spring in the summer of 1948 on a geology field course, and fifty years later the university’s own architecture professor rebuilt the bathhouse over it: a yellow plaster box with the bathing hall stepped down inside it like seating in a theater.

The bathhouse publishes no tattoo rule, and neither does Osaki City, which owns it. What it does publish is a private open-air bath you can take on your own: 50 minutes for 1,100 yen on top of the entry fee, asked for at the front desk or booked by phone. That is the only answer here we can stand behind, because the shared halls have no stated rule at all.

Show this at the front desk

貸切露天風呂 時間:50分 入浴料+1,100円※ご予約希望の方はお電話にて

The operator’s own wording, to show at the desk if you need to.

Where it is

Sendai STN Furukawa STN change to JR Rikuu East line · 46 min Tohoku Shinkansen 12 min Yamagata STN Morioka STN Fukushima STN Location
Naruko-Onsen STN
Sendai is the door to all of these. Akiu is 43 minutes on one bus from the station, with no change. Nyuto is the Komachi, JR’s Shinkansen across to Akita, as far as Tazawako, then a bus of 47 minutes, about 2 h 20 in all. Naruko is twelve minutes on the Shinkansen to Furukawa and three quarters of an hour up the Rikuu East line. Zao is the Senzan line rapid over the mountains to Yamagata, then a bus of 37 minutes up to the ski village. Naruko Waseda Sajiki-yu · map data © OpenStreetMap contributors · open in Google Maps

What happens when you arrive

Skip the shared baths and reserve the private one the way this page describes. Once the door is closed, the bath is yours.

How we know

Confirmed from official site, bath structure rather than a tattoo policy (the operator’s price table lists the reservable open-air bath; nothing on the site mentions tattoos)

Read on: naruko-wasedasajikiyu.com/ja

Best for: A tattooed traveler who wants an hour of Naruko water alone rather than a negotiation at a ticket window

Closed since 3 September 2026 for work on the spring supply. Osaki City’s page, updated 1 September, gave the closure as 3 to 10 September; the tourism association posted on 10 September that it runs 当面の間, for the time being, with no end date, and the hand bath and foot bath at the station are down for the same reason. When open: 09:00–21:30, last admission 21:00, year-round. Adults 660 yen, children 330. Sulfur sodium sulfate chloride water. Bathe once and the desk gives you a re-entry ticket for the same day; the tatami rest hall is free from 10:00 to 16:00. Body soap and showers are provided, shampoo, conditioner, dryers and towels cost extra. Run by Naruko Machizukuri, the town development company.

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