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    Restaurant in Karuizawa, Japan

    Restaurant Naz

    1,260Pearl Points

    Tabelog Gold. Book before the crowd finds it.

    Restaurant Naz, Restaurant in Karuizawa

    About Restaurant Naz

    Restaurant Naz holds Tabelog Gold awards for both 2025 and 2026, a La Liste score of 95, and a rapid climb to #120 on Opinionated About Dining Japan — all within its first year of operation. Reservation-only, with dinner running JPY 60,000–79,999 per head, it is the most credentialed innovative tasting-menu destination in the Karuizawa area. Private rooms for four or eight make it a practical choice for group occasions.

    Should You Book Restaurant Naz?

    If you are already planning a Karuizawa trip and wondering whether to drive the extra few minutes to Shinano Oiwake for a serious dinner, the answer is yes — but only if you are prepared for a reservation-only experience at JPY 60,000–79,999 per head. Restaurant Naz earned a Tabelog Gold Award in both 2025 and 2026 (scoring 4.52 and 4.46 respectively), placed at 95 points on La Liste 2026, and climbed from #226 to #120 on Opinionated About Dining Japan between 2024 and 2025. That trajectory, for a restaurant that only opened on 1 June 2025, is unusually steep. The more useful comparison is not whether Naz is worth the money — the awards data suggests it is , but whether Karuizawa rather than Tokyo is the right place to spend it.

    Restaurant Naz in Context

    Karuizawa has long had good hotels and reliable resort dining, but it has not historically been a destination for the kind of serious innovative cooking that pulls itineraries out of Tokyo. Restaurant Naz changes that calculation. Located in the Oiwake district , the quieter, more residential edge of the Karuizawa area, about 2,244 metres from Shinano Oiwake station , it is not positioned as a convenience stop. You come here with purpose, and the setting reinforces that: the restaurant is housed within GREEN SEED Karuizawa, a low-density plot with on-site parking, and private rooms are available for parties of four or eight. For a meal at this price point, the spatial experience matters, and the separation from the busier resort core works in Naz's favour.

    Chef Natsuki Suzuki leads the kitchen. The cuisine is classified as innovative, which in Japan typically signals a rigorous tasting menu format drawing on seasonal Japanese produce with a willingness to borrow technique from Western fine dining. Given the Tabelog Gold status and La Liste score of 95, the cooking is operating at a level where comparison to HAJIME in Osaka or Goh in Fukuoka is reasonable. Those are Tokyo-or-major-city restaurants requiring dedicated trips; Naz offers a comparable tier of ambition in a mountain resort setting, which is the real story here.

    For someone who visited once and is deciding whether to return, the honest question is: what changes between visits? Nagano's growing season runs roughly June through October, which aligns almost exactly with Naz's opening date. The summer and autumn months , when highland vegetables, mushrooms, and game are at their peak in this elevation band , are likely to produce the most ingredient-driven menus. If you ate here in summer, an autumn visit will almost certainly show a different set of priorities on the plate. That seasonal arc is worth planning around.

    The restaurant sits firmly in Karuizawa's broader offer as a weekend escape from Tokyo, and it anchors the area's claim to serious dining in a way that nothing else locally quite manages. For context on the wider area, see our full Karuizawa restaurants guide. If you are combining the meal with a stay, our Karuizawa hotels guide covers where to base yourself, and our experiences guide covers how to fill the rest of the trip.

    Comparable innovative tasting menus worth considering elsewhere in Japan include akordu in Nara, Gion Sasaki in Kyoto, and 1000 in Yokohama. Further afield, alla prima in Seoul and Soigné in Seoul represent the innovative format at a similar ambition level in the broader region. For those building a Japan itinerary around serious cooking, affetto akita in Akita, Aji Arai in Oita, Ajidocoro in Yubari District, Abon in Ashiya, and 6 in Okinawa all offer regional alternatives worth cross-referencing.

    Awards and Recognition

    • Tabelog Award 2026 , Gold (Score: 4.46)
    • Tabelog Award 2025 , Gold (Score: 4.52)
    • La Liste Leading Restaurants 2026 , 95 points
    • Opinionated About Dining Japan , #120 (2025), #226 (2024)
    • Google rating: 4.8 (72 reviews)

    Booking Restaurant Naz

    Restaurant Naz is reservation-only with no walk-in option. Booking difficulty is rated easy at this stage, though the Gold Tabelog status and strong OAD trajectory may tighten availability as word spreads. Book by phone: +81-267-46-8840. The restaurant opened in June 2025, so online booking infrastructure may still be developing , calling directly is the most reliable route. Credit cards are accepted; electronic money and QR code payments are not.

    Practical Details

    Hours: Lunch 12:00, Dinner 18:30, Thursday through Tuesday (closed Wednesday). Note that the Tabelog listing also flags Thursday closures in some records , confirm directly before visiting, as hours may have been updated since opening. Budget: JPY 60,000–79,999 per head for dinner (lunch pricing not separately listed). Reservations: Required; call +81-267-46-8840. Payment: Credit cards accepted; no IC card or QR payments. Parking: Available on site. Private rooms: Available for 4 or 8 guests; full private hire possible. Getting there: Approximately 2,244 metres from Shinano Oiwake station , car or taxi recommended. Dress: Not formally specified; at this price tier, smart casual to formal is standard practice for tasting-menu restaurants in Japan. Smoking: Not specified. For bars and wineries nearby, see our Karuizawa bars guide and our Karuizawa wineries guide.

    Frequently Asked Questions

    What should I wear to Restaurant Naz?

    No dress code is listed in the venue data, but at JPY 60,000–79,999 per head with Tabelog Gold status, this is a formal dining context by any reasonable standard. Dress as you would for a serious tasting-menu restaurant in Tokyo. Leave casual resort wear behind.

    Is Restaurant Naz good for solo dining?

    Private rooms are configured for parties of 4 and 8, which suggests solo counter dining may not be the primary format here. If solo tasting-menu dining is your goal, Tokyo venues like Harutaka offer counter-first seating that suits singles better. That said, confirm directly with the restaurant by phone (+81-267-46-8840) before assuming solo bookings aren't possible.

    Can Restaurant Naz accommodate groups?

    Yes. Private rooms seat parties of 4 and 8, and the venue is available for exclusive private use. For groups of 4 or 8, Restaurant Naz is a practical choice; groups outside those sizes should contact the restaurant to confirm configuration options.

    Is Restaurant Naz good for a special occasion?

    It's a strong case for one. Tabelog Gold in both 2025 and 2026, a score of 4.46–4.52, La Liste 95 points, and private room availability all point to a restaurant that delivers on occasion. At JPY 60,000–79,999 per head, the spend signals commitment — which is exactly what most special occasions need.

    What are alternatives to Restaurant Naz in Karuizawa?

    There are no peer-level innovative tasting-menu restaurants documented in Karuizawa at this award tier. If you're willing to travel to Tokyo, HAJIME, L'Effervescence, and RyuGin all operate at comparable or higher prestige levels. Restaurant Naz is the reason to make Karuizawa the destination, not a fallback option within it.

    Is lunch or dinner better at Restaurant Naz?

    The Tabelog budget data covers dinner at JPY 60,000–79,999, with lunch pricing listed as unavailable. Until lunch pricing is confirmed, dinner is the documented experience at this spend level. Book dinner unless you have specific reason to prefer the lunch service.

    What should I order at Restaurant Naz?

    Restaurant Naz is classified as innovative cuisine under chef Natsuki Suzuki, and the format is reservation-only — almost certainly a set menu with no à la carte selection. Specific dishes are not documented in available data. check the venue's official channels at +81-267-46-8840 to confirm the current menu format before booking.

    Location

    138-1 Oiwake, Karuizawa, Kitasaku District, Nagano 389-0115, Japan

    Karuizawa, Japan

    Also Consider

    How Restaurant Naz Compares

    Within the Karuizawa area, Restaurant Naz has no direct competitor at its tier. The comparison set is really Japan's broader pool of innovative and kaiseki fine dining, and here the benchmark matters: a La Liste score of 95 and back-to-back Tabelog Gold awards place Naz in the same conversation as HAJIME and L'Effervescence, both of which operate in larger cities with more established fine-dining infrastructure. The difference is that Naz does this in a mountain resort setting, which either matters to you or it doesn't. If you are building a Japan itinerary around serious cooking and want something outside Tokyo or Kyoto, Naz makes Karuizawa a justifiable destination stop rather than a side trip.

    Against RyuGin (kaiseki, Tokyo) and HOMMAGE (innovative French), Naz sits at a comparable price point. The distinction is format and context: RyuGin offers a kaiseki structure with deep classical roots; Naz and HOMMAGE are freer in their approach to technique and ingredient. If kaiseki formalism is what you are after, RyuGin is the stronger choice. If you want a more open-ended tasting menu where the chef's seasonal interpretation drives the experience, Naz is worth the Karuizawa detour. Harutaka operates in a completely different format — omakase sushi — and is not a substitute here, but it is worth knowing for Tokyo sushi nights.

    On booking difficulty, Naz is currently rated easy relative to Tokyo peers, which is partly a function of its relative newness and its resort location. That will likely change as its OAD and La Liste standings attract more international attention. Book now if the window is in your itinerary — the access advantage may not last long at the rate the recognition is accumulating.

    Hours

    Monday
    12–3 pm, 6:30–10 pm
    Tuesday
    12–3 pm, 6:30–10 pm
    Wednesday
    Closed
    Thursday
    12–3 pm, 6:30–10 pm
    Friday
    12–3 pm, 6:30–10 pm
    Saturday
    12–3 pm, 6:30–10 pm
    Sunday
    12–3 pm, 6:30–10 pm

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