This is a one-day event held at limited stores in Tokyo, Osaka, and Fukuoka on "Meat Day" once every four years. In addition to "Ajiwai Kalbi" and "Beef tongue salt", all 29 items such as "30-day aged Chateaubriand", which is usually 980 yen, are all-you-can-eat for 290 yen per person.
The event will be held on February 29th from 11:30 to 13:00 (90 minutes system). There are three holding stores: GYU-KAKU Shibuya Bunkamura-dori store (Tokyo venue), GYU-KAKU Juso store (Osaka venue), and GYU-KAKU Fukudai-dori store (Fukuoka venue).
Reservation is required from the "Yahoo! Reservation Restaurant" site. Reservations will be accepted on a first-come, first-served basis from noon on February 26th.