image of KOYN
KOYN

London, United Kingdom

Discover KOYN: London’s Vibrant Nikkei and Thai Culinary Experience at 38 Grosvenor Street W1K 4QA UK The perfect spot for food lovers and trend seekers alike.

Nestled in the heart of London on Grosvenor Street, KOYN offers a dynamic fusion of Nikkei and Thai cuisine that delights every sense. This stylish restaurant combines the vibrant flavors of Peru-Japan and Thailand, crafting dishes that burst with authentic spices and fresh ingredients. Whether you're a foodie, a digital nomad looking for an inspiring dinner, or a trend-conscious traveler craving unique culinary adventures, KOYN promises an unforgettable experience.

Exceptional dining with a modern twist

KOYN's menu is a true celebration of culinary craftsmanship. Standouts include the tender baby chicken, perfectly cooked tenderloin beef, and the succulent black cod that guests rave about. The Thai green curry is a fragrant masterpiece, brimming with aromatic spices and fresh vegetables, while the passion fruit panna cotta offers a refreshing finish to your meal. Vegetarian options are thoughtfully crafted, ensuring that all palates are catered to with equal care.

Outstanding service and atmosphere

The welcoming ambiance at KOYN perfectly complements its culinary offerings. Guests consistently praise the attentive and friendly staff who make every visit special. The intimate setting fosters a perfect balance between vibrant energy and cozy comfort, ideal for group dinners or special occasions. While the atmosphere is elegant, a smart casual dress code is recommended to match the restaurant's refined vibe.

Essential visitor information

  • Operating hours: KOYN welcomes guests from 5:30 PM to 10:30 PM Monday through Saturday, and until 9:30 PM on Sundays.
  • Reservations: Yes, advance bookings can be made via OpenTable to ensure your table is ready for you.
  • Dress code: There is no formal dress code, but smart casual attire is recommended to complement the elegant atmosphere.
  • Vegetarian options: KOYN offers a selection of delicious vegetarian dishes, ensuring inclusive dining experiences.
  • Accessibility: The restaurant is wheelchair accessible, featuring a glass lift for ease of access.

Community sentiment and what to expect

KOYN has earned admiration for its inviting atmosphere, attentive service, and memorable dishes like braised pork belly and sushi rolls. However, some guests have noted concerns about portion sizes, pricing, and the occasional inconsistency in menu items. Overall, the restaurant strikes a balance that appeals to many seeking a refined yet lively dining experience in London’s bustling West End.

Why KOYN should be on your London dining list

Whether you crave the perfect blend of Japanese-Peruvian Nikkei or the vibrant spices of authentic Thai cuisine, KOYN offers a versatile menu that stands out in London’s competitive dining scene. Its central location, commitment to quality, and elegant ambiance make it a must-visit for anyone eager to enjoy a memorable night out filled with bold flavors and impeccable service.
  • Perfect for foodies looking for London’s best Nikkei and Thai food who want a memorable dining experience.
  • Ideal for groups and special occasions with attentive service and a cozy atmosphere.
  • A must-try for cocktail enthusiasts with beautifully crafted drinks that complement the menu.

Discover KOYN: A Modern Izakaya Gem in Mayfair London 

Nestled in the heart of Mayfair at 38 Grosvenor Street, KOYN has quickly established itself as a premier destination for lovers of authentic yet contemporary Japanese dining since its grand opening in September 2022. This sophisticated establishment brings a fresh izakaya experience to one of London’s most coveted neighborhoods, combining traditional flavors with a modern twist to delight foodies and trend-conscious travelers alike.

a brief history of koyn

KOYN opened its doors in September 2022, marking a significant addition to Mayfair’s vibrant culinary scene. Since then, it has captured the hearts of Londoners and visitors with its intimate ambiance and expertly crafted dishes. The restaurant’s inception was rooted in the vision to offer a contemporary izakaya—a Japanese style of informal dining that emphasizes shared plates and a convivial atmosphere—right in the bustling city center.

what makes koyn stand out

KOYN’s unique appeal lies in its blend of authentic Japanese izakaya culture with a contemporary dining experience tailored for the sophisticated London palate. Located in an elegant setting, it offers guests a chance to indulge in meticulously prepared dishes ranging from tenderloin beef to delicately cooked baby chicken, all celebrated for their exquisite flavor profiles. The cocktail menu is equally impressive, featuring beautifully crafted drinks designed to complement the food perfectly.

key features and visitor experience

  • Contemporary izakaya vibe — A modern take on classic Japanese shared dining, ideal for social gatherings.
  • Exquisite menu selections — From tenderloin beef to black cod, each dish bursts with authentic flavors and top-tier quality.
  • Impeccable cocktail craftsmanship — Signature drinks that perfectly balance and elevate the dining experience.
  • Central Mayfair location — Easily accessible in one of London’s most prestigious districts, making it a perfect spot for both locals and tourists.

why visit koyn today

Whether you are a dedicated foodie, a digital nomad seeking a stylish place to unwind after work, or a trend-conscious traveler craving an authentic Japanese dining experience with a modern flair, KOYN delivers an unforgettable culinary journey. Its dedication to quality, service, and atmosphere has made it a cherished addition to London’s dynamic restaurant scene in just a short time.

KOYN at a Glance

Nestled in the heart of London at 38 Grosvenor Street, KOYN offers a refined dining experience that celebrates the best of Japanese and Thai cuisine. The establishment boasts a chic, atmospheric setting ideal for both intimate dinners and vibrant gatherings. With a commitment to quality and flavor, KOYN has quickly become a go-to spot for food enthusiasts seeking authentic Asian fare in a stylish environment.

Pros

  • Authentic Japanese and Thai cuisine
  • Chic and atmospheric setting
  • Innovative cocktail menu
  • Private dining options available
  • Vegan and gluten-free options offered

Discover Koyn London: A Culinary Fusion Experience in the Heart of Mayfair

Nestled at 38 Grosvenor Street in London's prestigious Mayfair district, Koyn is an exceptional destination for food lovers seeking a sophisticated blend of Japanese and Thai cuisines. This stylish restaurant offers an intimate dining setting where every detail is meticulously crafted to delight your palate and senses.

Fusion flavors and standout dishes

At Koyn, the menu is a masterful fusion featuring authentic Japanese and Thai flavors . Highlight dishes like the perfectly cooked baby chicken, tenderloin beef, and black cod shine with rich, balanced tastes. Thai specialties such as green curry, spicy papaya salad, and crispy squid bring vibrant spice and freshness to the table, satisfying even the most adventurous spice lovers.

Exceptional drinks and atmosphere

Koyn's Izakaya Bar upstairs is a haven for lovers of Japanese whisky, sake, and innovative cocktails, making it perfect for an elegant evening out. Downstairs, the charcoal Robata grill serves up grilled meats and seafood with smoky precision, adding a robust dimension to your dining experience. The talented mixologists craft cocktails that complement the complex flavors of the dishes flawlessly.

Plan your visit

Koyn offers a refined dining experience in a vibrant London neighborhood. Whether you are craving a flavorful lunch, an exquisite dinner, or a few expertly prepared cocktails, this establishment caters to all occasions with attentive service and a welcoming ambiance. Please note that the restaurant is not suitable for children and does not offer outdoor seating, but it is ideal for groups seeking an intimate, upscale setting. Parking is available on the street with payment, and you can conveniently pay by credit, debit, or contactless methods.
  • Must-try dishes: baby chicken, tenderloin beef, black cod, green Thai curry, spicy papaya salad, crispy squid.
  • Beverage highlights: Japanese whiskies, sake, creative cocktails from the Izakaya Bar.
  • Atmosphere: Intimate, elegant dining with attentive service; no outdoor seating; not suitable for children.

Asian fusion, Japanese

$$$

Closing soon - Closing 10:30 PM

Monday

12:00–14:30, 17:30–22:30

Tuesday

12:00–14:30, 17:30–22:30

Wednesday

12:00–14:30, 17:30–22:30

Thursday

12:00–14:30, 17:30–22:30

Friday

12:00–14:30, 17:30–22:30

Saturday

17:30–21:30

Sunday

17:30–21:30

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Comments

Ännu en japansk fine dining pärla i Mayfair, London. Grym mat, från sushi till varma huvudrätter. Om man är svag för drinkar så vet japanerna hur man gör det ännu bättre och roligare.

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