Only 250,000 servings of Spicy Miso Ramen supervised by Yamagata ramen restaurant Ryushanhai are available at Sushiro restaurants across Japan. The dish is part of the Tabelog x Sushiro series highlighting highly rated ramen shops.
The release runs from September 2 to September 13, 2026, or until the planned total of 250,000 servings sells out. It is served in restaurants nationwide, although some locations may not carry it, and the ramen is not available for takeaway.
Spicy Miso Ramen costs from ¥480 (tax included), with prices varying by location. The bowl combines a miso soup with pork and seafood flavors and a topping of spicy miso that diners can gradually stir into the soup.
About the Tabelog x Sushiro ramen series

Ryushanhai restaurant exterior
The photo shows the exterior of Ryushanhai, the Akayu ramen restaurant in Yamagata that supervises Sushiro’s Spicy Miso Ramen. The collaboration bowl is priced from ¥480 (tax included) at Sushiro, with location-based price differences.

Ryushanhai supervised ramen
This product image presents the Spicy Miso Ramen inspired by Ryushanhai’s signature style. At Sushiro, the bowl is available from ¥480 (tax included) during the planned 250,000-serving run.
Sushiro has developed more than 170 ramen and mixed-noodle dishes since beginning its ramen program in 2014. This collaboration series brings the character of regional ramen restaurants to a conveyor-belt sushi setting, while the featured Ryushanhai bowl is based on the flavors associated with Akayu in Yamagata.
Highlights
- Spicy Miso Ramen supervised by Ryushanhai in Akayu, Yamagata
- From ¥480 (tax included), with prices differing by restaurant
- Planned total of 250,000 servings
- Available at Sushiro restaurants across Japan from September 2 to September 13, 2026, while supplies last
- Not available for takeaway, and some restaurants may not offer the dish
Menu & Event Details
| Item | Details |
|---|---|
| Name | Spicy Miso Ramen |
| Menu / items | Spicy Miso Ramen supervised by Ryushanhai |
| Release date | September 2, 2026 (Wednesday) |
| Period | September 2, 2026 (Wednesday) – September 13, 2026 (Sunday), or until 250,000 servings sell out |
| Location | Sushiro restaurants across Japan |
| Stores | Sushiro restaurants nationwide; some locations may not carry the item |
| Price | Spicy Miso Ramen: from ¥480 (tax included); prices vary by restaurant |
Before you buy
- When can I buy Spicy Miso Ramen?
- It is available from September 2 through September 13, 2026, or until the planned 250,000 servings sell out.
- How much is Spicy Miso Ramen?
- The price starts at ¥480 (tax included), but the final price varies by restaurant.
- Where can I get Spicy Miso Ramen?
- The dish is offered at Sushiro restaurants across Japan. Some locations may not carry it, and takeaway is not available.