kei
Restaurant 溪
French in Ueda & Bessho-Onsen, Nagano
Our analysis
- #2of 4 French restaurants in Ueda, Komoro, Tateshina & Suwa
- ¥18,150least expensive dinner course; median ¥17,800
- Englishonline booking from abroad
Dinner ¥15,000–19,999Closed Tuesdays and WednesdaysBook online: TableCheck
In our ranking, kei is 2nd of the 4 French restaurants in Ueda, Komoro, Tateshina & Suwa. Its least expensive dinner course is ¥18,150 (on Ikyu), about the same as the ¥17,800 median of the 12 French restaurants in Karuizawa & Nagano ranked nearest to it. From abroad it can be booked online in English on TableCheck; 14 of the 32 French restaurants in Karuizawa & Nagano can be.
How it compares
French restaurants in Karuizawa & Nagano with a dinner budget close to its own, nearest to it in our ranking.
| Restaurant | Rank in Karuizawa & Nagano | Dinner from | Lunch from | Booking | Awards | Walk | Closed |
|---|---|---|---|---|---|---|---|
| La Vigne Dining Fudo | — | ¥15,400 | budget ¥3,000–3,999 | Online, Japanese only | — | — | — |
| vase | — | ¥17,600 | — | Phone only | — | — | Tue, Wed, Thu |
| kei | — | ¥18,150 | — | Online in English (TableCheck) | — | — | Tue, Wed |
| Bistro Figaro | — | budget ¥15,000–19,999 | — | Phone only | — | — | — |
| restaurant SUIU | — | budget ¥15,000–19,999 | budget ¥15,000–19,999 | Phone only | — | 4 min, Nagano | — |
| Le Telescope | — | ¥14,500 | ¥6,600 | Online, Japanese only | — | — | — |
For international visitors
Some support for visitors
Either takes bookings online in English or has a menu or staff in English, not both.
| Menu | Not listed |
|---|---|
| Staff | Not listed |
| Payment | |
| Seating and facilities | Wheelchair accessible, Free Wi-Fi |
How to book kei
- Book online in English on TableCheck, the booking service the restaurant uses.
- The restaurant also takes online bookings in Japanese through Ikyu Restaurant.
- Call 0268-45-3123 (+81-268-45-3123 from outside Japan). Staff may speak only Japanese, so a hotel concierge can call for you.
- Reservations: required. Walk-ins are not accepted.
Courses and prices
As the restaurant sells them on Ikyu (一休.com), a Japanese booking site: names and menus as written there. Prices are per person and include tax and service. Book on Ikyu (in Japanese)

Dinner course
【信州フレンチコース】 全10品
Dinner · 10 dishes · 2–4 guests
¥18,150
per person, tax & service incl., ≈$120
The food
Photos from the restaurant's page on Tabelog.
On Instagram
Prices
| Dinner | ¥15,000–19,999 per person |
|---|---|
| Service charge | A service charge of 10% applies only to course meals. |
| Credit cards | |
| Electronic money | Accepted, QR code payments accepted |
Opening hours
| Monday | 15:30–22:00 |
|---|---|
| Tuesday | Closed |
| Wednesday | Closed |
| Thursday | 15:30–22:00 |
| Friday | 15:30–22:00 |
| Saturday | 15:30–22:00 |
| Sunday | 15:30–22:00 |
Seats and rooms
Inside
The dining room, in the restaurant's own photos.
| Seats | 32 |
|---|---|
| Private rooms | No |
| Private hire | Not possible |
| Smoking | Non smoking |
| Dress code | We do not have a specific dress code; however, we ask that you refrain from wearing extremely casual attire such as yukata worn by hotels or Ryokan, beach sandals, or work clothes. |
| Setting | Beautiful view, Hotel restaurant, Hideout, Stylish space, Relaxing space, Free Wi-Fi available, Wheelchair accessible |
| Drinks | Wine, Particular about wine |
| Opened | November 2022 |
Getting there
Show this to a taxi driver
Restaurant 溪長野県上田市鹿教湯温泉1387-2
The address in Japanese, as drivers enter it
Location
| Address | 1387-2 Kakeyuonsen Ueda, Nagano 386-0323 |
|---|---|
| Directions | Location. |
Questions visitors ask
How much does kei cost?
The restaurant puts dinner at ¥15,000–19,999 per person. Drinks and a service charge (A service charge of 10% applies only to course meals.) may be extra; credit cards are accepted.
When is kei closed?
It is closed on Tuesdays and Wednesdays.
Does kei have a dress code?
We do not have a specific dress code; however, we ask that you refrain from wearing extremely casual attire such as yukata worn by hotels or Ryokan, beach sandals, or work clothes.
Sources
Facts on this page come from Tabelog (checked in November 2026), Ikyu, and the restaurant's website. Report a correction.

















