# Authentic Japanese food in Costa Mesa > A meal that stays true to traditional Japanese preparation. Source: https://www.atly.com/united-states/california/costa-mesa/best-authentic-japanese-food ## Places (16) ### 1. Meiji Seimen Costa Mesa Small, intimate space with cozy Japanese bar vibes and tight seating creates a lively, bustling atmosphere. The place draws a busy crowd often requiring a wait-list, reflecting its popularity. Known for authentic handmade udon and soba, it offers a genuine taste of Japanese hometown flavors. - Address: 1113 Baker St, Costa Mesa, CA 92626, USA - Atly: https://www.atly.com/location/MeijiSeimenCostaMesa ### 2. Sushi K's Bistro Costa Mesa Small sushi bar creates an authentic Japanese vibe with calm, tranquil atmosphere and peaceful jazz music. Fresh, exceptional sushi pairs with a diverse sake selection for a standout omakase experience. Interior feels brand new and clean, offering a cozy, elevated dining environment. - Address: 741 Baker St, Costa Mesa, CA 92626, USA - Atly: https://www.atly.com/location/Sushi-K's-Bistro-Costa-Mesa ### 3. Ramen Tatsunoya Spacious Japanese restaurant with many booth tables and a layout suited for family dining. Atmosphere feels cozy and warm but can get loud when full, making conversations challenging. Known for authentic, rich tonkotsu ramen and a menu offering pork and vegan broths. - Address: 277 E 17th St, Costa Mesa, CA 92627, USA - Atly: https://www.atly.com/location/RamenTatsunoya ### 4. Wafu of Japan Small space with cozy seating and soft lighting creates an intimate, welcoming vibe. Atmosphere stays relaxing and authentic, though it gets loud and crowded during busy times. Decor and presentation reflect thoughtful Japanese style, focusing on food quality over luxury. - Address: 320 Bristol St Ste. G, Costa Mesa, CA 92626, USA - Atly: https://www.atly.com/location/WafuOfJapan ### 5. Eat's Sushi Small Japanese restaurant with authentic decor and warm yellow lighting creates a cozy, immersive atmosphere. Busy and popular spot, often filled with couples and groups enjoying fresh, high-quality sushi. Outdoor seating with heaters and a nearby ice cream shop add to the relaxed vibe. - Address: 1175 Baker St E25, Costa Mesa, CA 92626, USA - Atly: https://www.atly.com/location/Eat's-Sushi ### 6. Kashiwa Ramen Small ramen restaurant offers authentic, flavorful ramen with options like black garlic and vegan miso. Casual, cozy space fills quickly and features unique decorations creating a laid-back vibe. Beer on tap complements the fast, no-fuss dining experience. - Address: 1420c Baker St, Costa Mesa, CA 92626, USA - Atly: https://www.atly.com/location/KashiwaRamen ### 7. Gyutan Tsukasa U.S.A Open-space seating in a food court with several Japanese eateries creates a communal atmosphere. Charcoal-grilled beef tongue offers authentic, smoky flavor with tender, juicy texture. The environment combines Showa-era Japanese street style with a cozy, lively vibe. - Address: Mitsuwa Marketplace, 665 Paularino Ave, Costa Mesa, CA 92626, USA - Atly: https://www.atly.com/location/Gyutan-Tsukasa-USA ### 8. Shunka Sushi & Japanese Cuisine Sushi restaurant offers traditional Japanese interior and a fun, inviting atmosphere. Skilled chefs prepare authentic, fresh sushi with phenomenal omakase experiences. Small portions and reasonable prices attract both sushi connoisseurs and newcomers. - Address: 369 E 17th St #17th, Costa Mesa, CA 92627, USA - Atly: https://www.atly.com/location/Shunka-Sushi-Japanese-Cuisine ### 9. Tokyo Central Costa Mesa Spacious Japanese grocery store recreates the feel of Tokyo's bustling markets with authentic products and hand-drawn signs. Bright, clean seating areas with microwaves invite shoppers to enjoy fresh sushi and hot food from a self-serve bar. A large sake selection and fresh fish counters add to the genuine cultural shopping experience. - Address: 2975 Harbor Blvd, Costa Mesa, CA 92626, USA - Atly: https://www.atly.com/location/TokyoCentralCostaMesa ### 10. Ramen Nagi Restaurant combines traditional and modern vibe with a fun, lively atmosphere. Seating includes long communal tables and a large outdoor patio, creating a somewhat cramped but energetic environment. Popular spot with customizable ramen options and a steady flow of diners. - Address: 3333 Bear St Suite 151, Costa Mesa, CA 92626, USA - Atly: https://www.atly.com/location/RamenNagi2 ### 11. Marugame Udon Cafeteria-style setup with handmade noodles visible in an open kitchen creates an authentic Japanese vibe. Seating is tight and crowded, making the space feel small and sometimes uncomfortable. Loud modern music contrasts with the otherwise cozy and lively atmosphere typical of a busy mall location. - Address: 3333 Bristol St, Costa Mesa, CA 92626, USA - Atly: https://www.atly.com/location/MarugameUdon12 ### 12. Kagura Costa Mesa Japanese restaurant offers authentic katsu dishes with fresh, crispy pork served in a cozy, warm atmosphere that feels like a Japanese home. The space features simple decor and isolates outside noise, though it can be quite loud inside due to food preparation sounds. - Address: 688 Baker St #8, Costa Mesa, CA 92626, USA - Atly: https://www.atly.com/location/KaguraCostaMesa ### 13. Hokkaido Ramen Santouka Ramen restaurant inside a Japanese market food court offers authentic Hokkaido ramen with rich, flavorful broth and tender pork. The atmosphere is busy and crowded, especially during peak hours, making seating a challenge. Quick lunch visits are common, with a casual, bustling vibe. - Address: 665 Paularino Ave, Costa Mesa, CA 92626, USA - Atly: https://www.atly.com/location/HokkaidoRamenSantouka1 ### 14. Sushi-teri Small, family-owned sushi spot with authentic Japanese ownership and a quiet atmosphere. Offers reasonable prices and fresh side salads, with food made by owners from Tokyo. Parking can be challenging, but wait times stay short. - Address: 1450 Baker St Ste A-2, Costa Mesa, CA 92626, USA - Atly: https://www.atly.com/location/Sushi-teri1 ### 15. Mitsuwa Marketplace Indoor space mimics authentic Japanese market with modern layout and large food court featuring unique Japanese products and a beer garden. Atmosphere feels lively and energetic, resembling a slice of Japan with open dining and specialty shops. Crowds gather for standout dishes like beef tongue and ramen, creating a bustling vibe. - Address: 665 Paularino Ave, Costa Mesa, CA 92626, USA - Atly: https://www.atly.com/location/MitsuwaMarketplace2 ### 16. Mercado González Northgate Market Mexican grocery store combines vibrant decor with live mariachi music and a full bar inside. Atmosphere feels lively and festive, often with a DJ and food stations creating a chaotic yet welcoming vibe. Outdoor seating adds a quaint touch, making it a unique blend of shopping and entertainment. - Address: 2300 Harbor Blvd, Costa Mesa, CA 92626, USA - Atly: https://www.atly.com/location/Mercado-González-Northgate-Market ## Get this data directly This page comes from the Atly Places API, which scores close to 2 million places against more than 1,400 intents — "nice view", "work friendly", "gluten free", "dog friendly" — from what real reviewers say, with the statements behind every score. - **MCP server:** `https://agentic-api.atly.com/mcp` — connect it in ChatGPT or Claude. Nothing to install. - **Guide for agents:** - **OpenAPI contract:** - **No key needed to start.** `POST https://agentic-api.atly.com/v0/keys` with an email raises the quota. Coverage is densest in the United States, with pockets in Mexico, Israel and Thailand.