Restaurant in Tokyo, Japan
Reserve ahead. Tokyo's top-rated unagi specialist.

Uomasa holds a Tabelog score of 4.28 and Silver Awards in 2025 and 2026, making it one of Tokyo's most consistently recognised unagi specialists. Eel is grilled over Kishu Binchotan charcoal in a 32-seat room in Katsushika; dinner runs JPY 10,000–14,999. Reservations are required and fill quickly — book via the official site for lunch and individual-item orders.
A Tabelog score of 4.28 puts Uomasa in the leading fraction of Tokyo's unagi restaurants — a category where precision and sourcing define the distance between good and great. Open since April 1980, this 32-seat room in Katsushika has now collected Tabelog Silver Awards in 2025 and 2026, Bronze Awards every year from 2017 through 2024, and four separate selections to the Tabelog Unagi Top 100. That is a track record that very few single-cuisine specialists anywhere in Japan can match. If eel is on your Tokyo agenda, Uomasa is the clearest yes in the city.
The editorial angle here is sourcing. Uomasa grills its eel over Kishu Binchotan charcoal , a high-grade white charcoal from Wakayama Prefecture, prized for burning at consistent high heat without imparting harsh smoke. In unagi cooking, the charcoal choice directly shapes the texture of the skin and the fat rendering of the flesh. This is not a decorative detail: it is the technical reason Uomasa's product reads differently from neighborhood unagi-ya using standard charcoal, and it substantiates the price point at a restaurant where dinner runs JPY 10,000 to JPY 14,999 per head. The restaurant also notes a particular focus on fish quality, which in this format means the eel sourcing itself , the region of origin and the conditioning of live product before service. That specificity is what a 4.28 Tabelog score rewards.
For a special occasion dinner in Tokyo, Uomasa offers something that kaiseki or sushi omakase often cannot: a format built around a single, precisely executed product rather than a parade of courses. This makes it a strong choice when you want to eat memorably without navigating a multi-hour, high-ceremony meal. The room seats 32, has wheelchair access, and carries no service charge. Children seven and above are welcome, which makes this a more practical family celebration venue than most restaurants at this award level.
Uomasa operates on a reservation-only basis , walk-ins are not part of the model. Tabelog's slots fill first, but the restaurant explicitly advises checking the official website (unagi-uomasa.jp) for additional availability, and notes that lunch reservations and individual-item orders are only accepted through the official site. Book there first. Dinner service runs from 17:30 with a last food order at 18:30, and sessions are capped at two hours from reservation time. Lunch runs 11:30 to 14:00 with a last food order at 12:30. The restaurant is closed Tuesday and Wednesday.
The closest station is Yotsugi on the Keisei Oshiage Line, approximately one minute on foot. There is no on-site parking, though coin parking is available nearby. The room is non-smoking inside, with a smoking area in front of the building. Major credit cards are accepted (Visa, Mastercard, JCB, Amex, Diners, UnionPay); electronic money and QR code payments are not. Bills are not split , settle as a table.
Among Tokyo's dedicated unagi specialists, Uomasa's Tabelog awards record places it above most of the field. For direct comparison within the category, consider Obana in Mukojima , a venerable address in old Tokyo's eel heartland , and Kabuto Unagi, which operates in a different style and neighbourhood. Akimoto, Hashimoto Unagi, and Sangubashi Asaya round out the Tokyo unagi options worth considering, each with a different neighbourhood base and booking profile. If you are comparing unagi across Japan rather than just Tokyo, Chikuyoutei in Osaka and Unafuji in Nagoya are the reference points , Nagoya's hitsumabushi style is a distinct format worth a separate trip.
For broader Tokyo dining planning, our full Tokyo restaurants guide covers the range across all cuisines and price tiers. When building a Japan itinerary, you may also want to look at HAJIME in Osaka, Gion Sasaki in Kyoto, akordu in Nara, Goh in Fukuoka, 1000 in Yokohama, and 6 in Okinawa. Our guides to Tokyo hotels, Tokyo bars, Tokyo wineries, and Tokyo experiences are available if you are building a full itinerary around the visit.
Yes. With 32 seats and no private rooms, the dining room is a shared space that works well for solo visitors. There is no bar counter seating documented in the venue data, but the format suits solo reservation holders. Book via the official website at unagi-uomasa.jp, as Tabelog slots fill faster and do not cover all availability.
Lunch is the easier entry point — review-based pricing suggests lunch averages run slightly lower (¥6,000–¥9,999 range per person), and the kitchen operates the same service format across both sessions. Dinner runs ¥10,000–¥14,999 on listed pricing and is capped at two hours from reservation time. If your schedule is flexible, lunch also gives you a less pressured table timeline.
Uomasa specialises exclusively in unagi, so the decision is format rather than category. The kitchen uses Kishu Binchotan charcoal for grilling. Specific menu items are not published in available data, so check the official website at unagi-uomasa.jp or check the venue's official channels on +81-3-3695-5222 before your visit if you want to plan ahead.
Uomasa is a single-cuisine specialist focused entirely on eel, so the menu has very limited range for guests who cannot eat freshwater fish. No dietary accommodation policy is documented. If restrictions are a factor, check the venue's official channels at +81-3-3695-5222 before booking — changes to reservations incur cancellation fees, so it is worth confirming fit before you commit.
No bar counter seating is listed in the venue data. Uomasa has 32 seats in a relaxing dining room with wheelchair access, and operates on a reservation-only basis. Walk-ins are not accepted, so any visit requires a prior booking through Tabelog or the official website.
No dress code is specified. Uomasa is described as a relaxing space and is recommended for family and friends occasions, which suggests the atmosphere is comfortable rather than formal. Standard smart-casual works, but there is no requirement to dress up — this is a neighbourhood specialist with serious credentials, not a hotel dining room.
The restaurant has 32 seats and is available for private hire as a whole venue — private rooms within the restaurant are not available. Children aged 7 and above are welcome provided they order a full-sized meal. Groups should note that separate bills are not accepted, and reservation changes carry cancellation fees, so headcounts need to be confirmed early.
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