A Buzz-worthy Collaboration Between MOS Burger and UHA Mikakuto
MOS Burger, operated by MOS Food Services, Inc., has teamed up with UHA Mikakuto Co., Ltd.’s popular sweet potato chip brand Osatsu Dokki to launch a new collaborative product, “Osatsu Dokki MOS Shake Coffee Flavor”. The item will be available at convenience stores nationwide in Japan starting Monday, May 18, 2026, and at select MOS Burger restaurants from Wednesday, May 20, 2026.
Coffee Shake Meets Sweet Potato
Osatsu Dokki is a sweet potato chip that highlights the natural sweetness of sweet potatoes. This collaboration combines that flavor with the essence of MOS Shake Coffee. The signature milky richness of MOS Shake harmonizes the sweetness of sweet potato with the character of coffee, creating a smooth, well-balanced and mellow taste.
Product Details
- Product Name: Osatsu Dokki MOS Shake Coffee Flavor
- Net Weight: 40g
- Price: 190 yen (tax included; open price at retail stores)
- Release Date: May 18, 2026 (Mon) – Convenience stores nationwide
- MOS Burger Stores: May 20, 2026 (Wed) – Select stores
*Release dates may vary by region and store. Please check with individual stores regarding availability.
About MOS Shake
The signature MOS Shake drink, on sale since 1975, celebrated its 50th anniversary in 2025. The current MOS Shake Coffee was born around 1990 and has been a beloved staple for over 30 years.
About Osatsu Dokki
Launched in 1985, Osatsu Dokki celebrated its 40th anniversary last year. By thinly slicing and crisply frying sweet potatoes, it delivers a satisfying crunch while providing dietary fiber.
Conclusion
This collaboration unites two long-loved brands into one snack. Enjoy the aromatic coffee, creamy milk, and natural sweet potato sweetness in this exciting new product.