Release rule
How to Book Dewaya: Reservation Release Day, Phone and Rules (2026)
山菜料理 出羽屋 · Nishikawa, Yamagata · Kaiseki · Lunch & dinner
How to book this house
Phone in Japanese 09:00–20:00 (0237-74-2323) for day-trip meals; stays book on the official site. Bookable any time with no release day, but spring sansai (April–June) weekends go early; closed Tuesdays.
- Next release
- No release day — book any time
This house books only by phone, in Japanese. Our Tokyo desk can make the call on release day: ¥12,000 per seat, only if we secure it. Ask the desk →
- Where bookings are taken
- Phone onlyOfficial
- Lunch / dinner
- Lunch & dinner
- Phone line
- 09:00–20:00, 0237-74-2323; closed Tuesdays
- If a seat comes back
This house takes bookings only by phone, so there is no online vacancy alert.
About this house
A 95-year-old pilgrims' inn turned The Tabelog Award Silver mountain-vegetable table; day-trip meals and the chef's table are both reservation-only.
Booking details
How the book opens
09:00–20:00 by phone
Exceptions and seasons
Spring sansai (Apr–Jun) and autumn mushroom seasons fill first.
Allergies or dietary needs? Make a Japanese dining card →
Next release days
No release day — book any time
Last verified September 7, 2026 · checked by our desk October 11, 2026
Source for the booking rule: the house's official site (dewaya.com), read September 7, 2026.
All times are Japan Standard Time (UTC+9).
When does Dewaya open its reservation book?
Phone in Japanese 09:00–20:00 (0237-74-2323) for day-trip meals; stays book on the official site. Bookable any time with no release day, but spring sansai (April–June) weekends go early; closed Tuesdays. All times are Japan Standard Time (UTC+9).
How do I book Dewaya from abroad?
Dewaya takes reservations by phone in Japanese only. Phone line: 09:00–20:00, 0237-74-2323; closed Tuesdays. From abroad, either call at those hours or have a Japanese speaker call for you. If you would rather not, our Tokyo desk can request it for you: ¥12,000 per seat, charged only if the table is secured. A free release-date alert emails you the day before, on the morning of release day (08:00 JST) and about 30 minutes before when the opening time is known; houses that open a little every day come in a weekly summary.
What time zone is the release time?
All times are Japan Standard Time (UTC+9). Release days are computed from the house's published rule and re-checked monthly.
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Hokkaido & Tohoku: when hard-to-book restaurants open reservations →
← All 1,504 houses in the booking calendar
Rules are verified against official notices and platform listings and re-checked monthly. Houses change their systems without warning; treat the calendar as a planning tool. For restaurants in our collection, our desk confirms the specifics for your dates when you request.