Key takeaway 

Japanese restaurants in One Bangkok offer a variety of styles, from authentic ramen, tendon, unagi don, premium sushi, tempura, tonkatsu, yakiniku, izakaya, and curry, to shabu and conveyor belt sushi. Ideal for a quick lunch, an after-work dinner, a family meal, or even a special date. The highlight is a complete selection of both affordable and premium establishments, paired with a highly accessible city-centre atmosphere. This allows Japanese food lovers to perfectly match their meals to their lifestyle, budget, and occasion.

Table of Contents: 

• 15 Must-Try Japanese Restaurants in One Bangkok to suit Every Style  
• Comparing Japanese Restaurants at One Bangkok: Which One Fits Your Meal? 
• Enjoy Various Styles of Japanese Food at One Bangkok
• Frequently Asked Questions About Japanese Restaurants in One Bangkok  (FAQs)

Japanese cuisine is much akin to an art form that reflects the culture and meticulousness of the chef. From sushi, sashimi, and ramen through to tempura and shabu, every bite offers a memorable new experience. This makes Japanese food one of the most popular cuisines worldwide.

At One Bangkok, a global lifestyle hub in the heart of the city, we have gathered top-tier establishments presenting authentic flavours from the Land of the Rising Sun. Whether you are a fan of traditional ramen, izakaya-style dishes, or tempura, here are 15 spots for Japanese food at One Bangkok that you must try.

15 Must-Try Japanese Restaurants in One Bangkok for Every Style  

Before choosing your favourite spot for your next meal, explore these 15 selected Japanese restaurants in One Bangkok, offering a complete range of flavours, atmospheres, and dining styles. Whether visiting as a couple, with family, or stopping by to recharge during the day, there is an ideal option for you. 

1. Tonchin Ramen: Authentic Tokyo Ramen

Starting with noodle enthusiasts, Tonchin Ramen at One Bangkok presents Tokyo-style ramen featuring rich broth and freshly made noodles. It guarantees an authentic, well-rounded flavour, as it is part of the renowned Tonchin chain originating from Ikebukuro, Tokyo.

Recommended Menu

• Tonchin Classic Tokyo Tonkotsu Ramen: An authentic Tokyo tonkotsu recipe. The pork bone broth is simmered to a rich consistency and served with soft homemade noodles, chashu pork, and soy sauce-marinated boiled egg.
• Kakuni Black Garlic Oil Ramen: A rich black garlic soup with chewy noodles, topped with melt-in-the-mouth braised pork (kakuni) and aromatic black garlic oil.

2. Mensho Tokyo: Premium Tokyo Ramen

When it comes to a truly authentic Japanese restaurant in One Bangkok, Mensho Tokyo is globally recognised. Created by founder Chef Tomoharu Shono, it offers a unique ramen experience. The special broth is simmered to perfection, paired with noodles made fresh daily, ensuring every bowl delivers a flawless texture.

Recommended Menu

• Classic Tori Paitan Ramen: A thick chicken soup simmered from chicken bones for hours until it becomes a creamy white broth. Rich but not overly heavy, it is served with chewy fresh noodles and side toppings such as chashu pork and Japanese leek.

3. Kaneko Hannosuke: Authentic Japanese Tendon

Kaneko Hannosuke is a famous tendon (tempura rice bowl) restaurant from Tokyo now open at One Bangkok. It is highly popular for its meticulously fried tempura, resulting in a thin, crispy batter and a secret sauce that perfectly balances the flavours.

Recommended Menu

• Edomae Tendon: An Edo-style tempura bowl featuring premium fried ingredients such as large prawn, Japanese conger eel, kakiage (mixed seafood tempura), an onsen egg, and green vegetables, all drizzled with a rich, special tendon sauce.

4. Unagi Yondaime Kikukawa: Authentic Unagi Don 

For those captivated by the texture of unagi (Japanese freshwater eel), Unagi Yondaime Kikukawa is a must-visit. These experts in authentic Japanese eel bowls highlight their dish by charcoal-grilling fresh eel until fragrant, then topping it with a secret sauce passed down for over 100 years.

Recommended Menu

• Hitsumabushi: An eel rice dish that can be enjoyed in three ways: plain, with condiments, and with dashi broth poured over it. Served as a complete set with side dishes.
• Unagi Kabayaki: Charcoal-grilled Japanese eel served traditionally over hot steamed rice and drizzled with the 100-year-old secret sauce.

5. Tonkatsu Toku: Legendary Authentic Tonkatsu

Tonkatsu Toku, a renowned tonkatsu restaurant from Japan, brings its exceptional menu to One Bangkok. It uses a secret frying technique to ensure a crispy exterior and tender interior, served with hot Japanese rice in a wooden pot and a special sauce that allows you to grind fresh sesame seeds to taste.

Recommended Menu

• Pork Loin and Fried Prawn: A set of tender, juicy fried pork loin paired with a large, crispy-on-the-outside, juicy-on-the-inside fried prawn. Served with aromatic hot rice in a wooden pot to perfectly stimulate your appetite.
• Salmon Kamameshi: Japanese-style baked rice served in a hot pot, generously topped with grilled salmon and ikura (salmon roe), offering the aroma of soy sauce and dashi in every bite.

6. Tonkatsu AOKI: Highly Popular Tonkatsu

Tonkatsu AOKI, a highly popular Japanese restaurant, features its newest branch at One Bangkok. It stands out for its authentic Japanese-style tonkatsu, guaranteeing a crispy yet juicy bite every time. Thanks to the use of high-quality ingredients and meticulous frying, this restaurant has quickly gained immense popularity.

Recommended Menu

• Kata: A 300-gram pork shoulder cut with beautifully marbled fat. Fried to a thin crisp, it provides a soft, juicy texture. This is a premium dish, as 'Kata' is one of the most tender parts of the Boston Shoulder, and there is only one piece per pig.
• San Ebi Katsu: Three fried tiger prawns served in one dish in two sizes: one extra-large prawn (bigger than a palm) and two large prawns. They offer a light, crispy texture with pliable meat, sure to please prawn lovers.

7. Tempura Yamaya: Crisp Outside, Soft Inside Tempura 

Tempura Yamaya delivers Hakata-style Japanese food straight to One Bangkok, presenting authentic tempura recipes. The secret to its deliciousness lies in a special batter that gives the tempura a unique crispness, coating, fresh ingredients and served piping hot. 

Recommended Menu

• Tempura Set: A combination of crispy-yet-juicy fried items, including sweet ocean prawn, bouncy squid, and seasonal vegetables. Fried with a light batter and served with the restaurant's signature complex dipping sauce.
• Kakiage Don: A 'Kakiage' style tempura bowl featuring crispy mixed prawns and vegetables served over hot rice and drizzled with a perfectly balanced sweet and savoury sauce.

8. Yakiniku Like: Fast Casual Yakiniku

Appealing to Japanese-style BBQ lovers, Yakiniku Like at One Bangkok stands out with high-quality pork and beef, alongside four special sauces: Original BBQ Like, Garlic Soy, Spicy Miso, and Sea Salt. It offers an elevated grilling experience with smokeless roasters and an air purification system that prevents your clothes from smelling of smoke. Perfect for both solo dining and group gatherings.

Recommended Menu

• LIKE Set (150g): A popular beef set including Short Plate (Karubi), Harami, and Beef Tongue, served with rice, soup, and side dishes.
• Pork Trio Set (200g): A three-pork set featuring Pork Belly (Karubi), Pork Collar, and Kurobuta, served with rice, soup, and side dishes.

9. Maji Curry: Must-Try Curry Rice

Maji Curry is a renowned curry rice establishment, considered 'champion' level, delivered straight from Japan for hardcore spicy curry fans. The highlight is the rich and mellow curry soup, made from a secret recipe developed over 20 years by the owner, Mr. Satoshi Yamamoto. 

Recommended Menu

• Tonkatsu Curry: A reasonably thick tonkatsu pork cutlet fried at the optimal temperature for a crispy-outside, soft-inside texture. It is topped with a rich, signature curry sauce, blending into an authentic spice aroma.
• Cheese Curry: For cheese lovers, this features curry topped with oozing, stretchy lava cheese, adding a creamy smoothness that makes the rich curry even more mellow, fragrant, and irresistibly delicious.

10. Oishi Biztoro: Modern Japanese Restaurant 

Experience modern-hybrid Japanese dining from Oishi Biztoro at One Bangkok. Combining quick-service and full-service dining with a convenient self-service system, the menu features over 50 items covering ramen, soba, donburi, and snacks at wallet-friendly prices. 

Recommended Menu

• Foie Gras Sushi: The Foie gras sushi is lightly torched before serving, offering a creamy and fragrant texture in a fusion style.
• Wagyu Don: A Wagyu beef rice bowl stir-fried with a rich Japanese sauce, served with an onsen egg for a smooth, mellow flavour.

11. Maguro: Premium Fresh Sushi Every Day 

Maguro is a premium sushi restaurant known for fresh raw fish imported directly from the fish market. Emphasising high-quality ingredients and meticulous fish-slicing techniques, it is another premium Japanese restaurant at One Bangkok you should visit. 

Recommended Menu

• Omakase Sushi Set: A premium sushi set curated by the chef using the best ingredients of the day, often featuring imported fish from Japan.
• Toro Sashimi: Tuna belly sashimi with beautiful fat marbling that melts in the mouth, served chilled and fresh every time.

12. Izakaya Hotei: Authentic Japanese Izakaya Atmosphere 

For those who love immersing themselves in an izakaya atmosphere, this authentic Japanese food at One Bangkok is perfect. Izakaya Hotei is an ideal choice for working professionals who enjoy socialising. With grilled skewers, sashimi, and carefully selected beverages, it guarantees satisfaction in every second of your dining experience.

Recommended Menu

• Yakitori Set: A variety of grilled chicken skewers such as thigh, liver, and tenderloin, glazed with tare sauce or sprinkled with salt, served hot over a charcoal grill.
• Sake Selection: A collection of premium sake from various regions across Japan, available both chilled and warm, to perfectly pair with your grilled menu.

13. Sushiro: Popular Conveyor Belt Sushi 

Sushiro, a famous conveyor belt sushi chain from Japan, has opened another downtown branch at One Bangkok after four years in Thailand. Sushi lovers can enjoy fresh ingredients at accessible prices, while being amazed by seasonal rotating menus selected by expert chefs, delivering authentic Japanese deliciousness in every bite.

Recommended Menu

• Otoro Sushi: Tuna belly sushi with excellent fat marbling, providing a sweet, soft flavour that melts in the mouth. Served on the conveyor belt at an affordable price.
• Aburi Salmon Sushi: Lightly torched salmon sushi to enhance the aroma and intensify the flavour, topped with a Japanese-style sauce.

14. Mo-Mo-Paradise: Premium Shabu Buffet 

Mo-Mo-Paradise, an authentic shabu and sukiyaki restaurant from Japan that has won the hearts of shabu lovers across Asia, brings real Japanese dining to One Bangkok. Experience Japanese flavours in a warm atmosphere with premium service. It is renowned for high-quality ingredients, from extra-thinly sliced wagyu beef to rich signature broths and carefully selected fresh vegetables. Perfect for family meals or socialising with friends.

Recommended Menu

• Shabu-Shabu: A clear broth simmered from kombu seaweed, offering a gentle flavour. Perfect for dipping tender wagyu beef with ponzu and goma (sesame) sauces.
• Sukiyaki: A sweet and savoury sukiyaki broth simmered from soy sauce and sugar. Served with a fresh Japanese egg for meat-dipping.

15. Shabushi Ichiten: A New Format of Conveyor Belt Shabu

The first Shabushi Ichiten flagship branch at One Bangkok elevates the buffet experience with a cutting-edge double-decker train conveyor belt and a QR code ordering system for special items. With over 100 premium menu items, including all-you-can-eat F1 Black Opal Wagyu beef, it offers exceptional value. 

Recommended Menu

• Premium Wagyu Set: Beautifully marbled wagyu beef that melts in the mouth, served as a special set for cooking in your chosen broth.
• Seafood Hotpot: A mixed seafood hotpot featuring clams, prawns, squid, and fish, served with the restaurant's signature broth.

Comparing Japanese Restaurants at One Bangkok: Which One Fits Your Needs? 

For those looking to choose a Japanese restaurant at One Bangkok that matches their dining style, budget, and occasion, this table provides a quick overview of all 15 locations. Whether it is ramen, sushi, tempura, tonkatsu, yakiniku, shabu, or izakaya, find your perfect spot here. 

Which Restaurant is Right for You?

If you want a quick and filling Japanese meal, Mensho Tokyo, Tonchin Ramen, Maji Curry, Oishi Biztoro, and Yakiniku Like are great choices for lunch or simple solo dining. Yakiniku Like, in particular, with its personal roasters and odour-management system, is perfect for a midday BBQ break without having to worry about lingering smells.

For those looking to elevate their dining experience, Unagi Yondaime Kikukawa, Maguro, Tonkatsu AOKI, and Mo-Mo-Paradise are highly suitable. They stand out for their high-quality ingredients, expert preparation, and ambiance, making them ideal for bringing family, a special someone, or a group of friends.

If you prefer a relaxed, authentic Japanese vibe, Izakaya Hotei is perfect for after-work gatherings. Meanwhile, Sushiro, Shabushi Ichiten, Tempura Yamaya, Kaneko Hannosuke, and Tonkatsu Toku offer options that fulfil various dining needs, from great-value meals to occasions when you want to fully savour your time with Japanese cuisine.   

Enjoy Various Styles of Japanese Food at One Bangkok

Whether it is rich ramen from Tokyo, crispy aromatic tendon, authentic unagi don, fresh sushi, crispy-on-the-outside tonkatsu, or premium authentic Japanese shabu, One Bangkok is the destination that gathers diverse styles of Japanese dining in one place. It answers the need for a rushed lunch, an after-work dinner, a special family meal, or a relaxing day treating yourself to great food in a convenient city-centre setting.

If you are looking to find the best Japanese restaurant in One Bangkok offering authentic tastes, premium quality, and unique dining experiences, stop by to complete your delicious meal. Discover your new favourite spot that might make every Japanese meal more special than ever.

Frequently Asked Questions About Japanese Restaurants in One Bangkok  (FAQs) 

Q: Do I need to book in advance for a Japanese restaurant at One Bangkok?

A: Walk-ins are accepted at some places, especially those geared towards quick meals or lunch. However, for highly popular spots, premium restaurants, or dining during dinner time, weekends, and peak hours, we recommend checking each restaurant's reservation channels in advance to reduce waiting time and plan your meal smoothly.

Q: Which type of Japanese restaurant is best for a family?

A: For family dining, you should choose a restaurant with a diverse menu, comfortable seating, and options suitable for all ages. Places with conveyor belt sushi, shabu restaurants, modern Japanese restaurants, or spots offering complete set meals (rice, soup, and appetisers) make it easy for everyone to find something they love.

Q: Are Japanese restaurants in One Bangkok suitable for working professionals on their lunch break?

A: Absolutely. There are various styles of Japanese restaurants that cater to lunchtime, ranging from ramen, curry rice, and Japanese rice bowls to tempura and fast-casual yakiniku. They serve quickly and offer set menus, making them perfect for professionals wanting a delicious meal within a limited time.

Q: If I want to find a Japanese restaurant for a date or a special occasion, what should I choose?

A: For dates or special occasions, we recommend choosing a restaurant with a great atmosphere, premium ingredients, and a menu that offers a unique experience. Excellent choices include premium sushi spots, unagi don restaurants, high-quality shabu places, or izakayas with a relaxing vibe, making your meal highly memorable.

Q: Are there options for people who don't want a heavy meal?

A: Yes, there are plenty of options for those wanting a light meal or smaller portions. You can opt for sushi, sashimi, izakaya-style snacks, certain tempura dishes, or a perfectly portioned set meals. This allows you to match your craving and time of day, whether it is a midday snack, a light dinner, or a quick bite before continuing your stroll around One Bangkok.