Exact branch operator-managed Tabelog[1][2] listing and published course page both state November 21,2026 opening at South 3 West 3-11-4, Koshido 3・3 Building 5 F. Employer announcement independently identifies the same planned new 5 Frestaurant. This is an announced physical branch opening, not the building’s 1990 completion or the opening of Nidaime Tatsuyoshi on other floors. Confirm launch changes before travel.
An announced ten-seat sushi restaurant on the fifth floor of Koshido 3・3 Building, scheduled to open November 21. Its published ¥16,000 Nagi course includes Hokkaido seafood and nigiri; a private room carries a separate ¥2,000 charge per room. Card photo shows the host building, not a completed dining room.
