Tempura Asanuma

Should You Book Tempura Asanuma?

If you have already eaten at one of Tokyo's more established tempura counters and want to understand what a newer generation of the form looks like, Tempura Asanuma is the answer. Opened in September 2022 in Nihonbashi's Ordin Building, it has collected Tabelog Silver Awards in both 2025 and 2026, a Michelin Plate in 2024 and 2025, consecutive selections for the Tabelog Tempura 100; a credentialed run for any restaurant, let alone one less than three years old at its first recognition. The Tabelog score sits at 4.46, review-based spending data puts real-world bills at JPY 20,000–29,999 per person. At that price point, it competes directly with Tokyo's most serious tempura specialists, by the award record it belongs in that conversation.

The Venue

Asanuma occupies the sixth floor of a commercial building a one-minute walk from Nihonbashi Station on both the Ginza and Tozai lines. The room holds eight seats arranged at a counter, with a maximum party size of seven; meaning you will almost always have the chef's full attention focused on a very small group. There are no private rooms, but the venue can be taken over exclusively for private use, which makes it a sharper option for a small group celebration than a larger restaurant with a cordoned-off corner. The space is described as relaxing with spacious counter seating, power outlets are available, a practical detail that matters for a long lunch or dinner when you are photographing and eating simultaneously. The restaurant is entirely non-smoking.

Drinks lean serious: sake, shochu, wine, cocktails are all available, the program is wine-focused, BYO is permitted, an unusual allowance at this level that gives you meaningful control over the total bill if you are bringing something special from elsewhere. Credit cards are accepted; electronic money and QR code payments are not. A service charge applies.

The Tasting Experience

Tempura at this level is not à la carte, you are eating a sequenced set, the architecture of that sequence is the point. The Tabelog listing frames the approach as a "harmony of ingredients and batter," with particular attention paid to sourcing fish. At an eight-seat counter under chef Tsutomu Asanuma, each piece arrives individually, fried to order, which means timing is not incidental but structural: the progression from lighter, more delicate ingredients through richer, more substantial pieces follows a logic that rewards attention rather than speed.

For a return visitor, what changes is your calibration. On a first visit you are learning the room, the pace, the chef's preferences. On a second, you come with a reference point, at a counter this small, with a program this deliberately constructed, that prior knowledge meaningfully shifts the experience. The sequencing becomes legible in a way it isn't on first encounter, the fish sourcing choices that felt incidental become the through-line. If you have eaten at Tempura Kondo or Tempura Ginya, you arrive with enough comparative context to read what Asanuma is doing differently, it is different enough to justify the visit on those terms alone.

Timing

The restaurant is open six days a week, Wednesday closed, with both lunch (12:00–15:00) and dinner (18:00–21:00) services. Lunch and dinner are priced identically at JPY 15,000–19,999 on the listed menu, though actual spend trends higher based on reviews. For a deep-focus meal, the kind where you want to be fully present for the sequencing, lunch on a weekday is the better call. Weekend lunches at this level in Tokyo fill fast, the post-lunch window gives you time to walk the Nihonbashi area rather than rushing to an evening commitment. Dinner works well for a special occasion, particularly if you are taking advantage of the BYO allowance with a bottle you have been saving.

Closed dates are not fixed, so confirm before booking. The restaurant also notes it is not currently accepting phone or online reservations through standard channels, contact must be made via voicemail or Instagram message. Plan accordingly, build lead time into your approach.

Who It's For

Solo diners are explicitly noted as a strong fit, the counter format supports that fully, there is no awkwardness about a table for one here. Families with children are welcome, though the format and price point make this a considered choice rather than a casual family outing. Groups up to seven can use the space, full private buyout is available for those who want the counter entirely to themselves. If you are building a Tokyo itinerary around serious food and want to anchor it around the leading the city offers, Asanuma belongs on that list alongside Tempura Motoyoshi, Fukamachi, and Edomae Shinsaku.

For those traveling beyond Tokyo, the tempura tradition has strong representatives elsewhere in Japan: Numata and Shunsaiten Tsuchiya in Osaka offer useful points of comparison if you are continuing south. And if tempura is one stop on a broader Japan food trip, the full range of what Tokyo's dining scene offers, across sushi, kaiseki, beyond, is covered in our full Tokyo restaurants guide. You can also find recommendations for where to stay in our Tokyo hotels guide, where to drink in our Tokyo bars guide, and what else to explore in our Tokyo experiences guide. For dining further afield, see HAJIME in Osaka, Gion Sasaki in Kyoto, akordu in Nara, Goh in Fukuoka, 1000 in Yokohama, and 6 in Okinawa. Also worth browsing: our Tokyo wineries guide.

The Verdict

Book it. Tempura Asanuma is a compact, counter-only tempura specialist with a fast-building award record, a price point that reflects the category's top tier, a format, eight seats, sequenced service, BYO-friendly, that rewards the kind of diner who pays attention. The booking process requires a little more effort than a standard reservation system, but at a restaurant this size, that is a reasonable trade. If your Tokyo itinerary has room for one tempura meal at the serious end of the market, this is a strong candidate.

Practical Details

Awards & Recognition

• Tabelog Silver Award, 2025, 2026
• Tabelog Score: 4.46
• Tabelog Tempura 100, 2023, 2025
• Michelin Plate, 2024, 2025
• Opinionated About Dining (OAD) Leading Restaurants in Japan, Ranked #202 (2025)