Ya, Yamie, Butterfly (the Japanese yamie Butterfly who doesn’t know English)

This is the first with a meaning. This is a very ironic name. Everyone understands it and it is very popular. It is a gimmick. Second, RB's most popular export product is closely related to this. Third, from the Japanese perspective, this word means "don't stop." As for restaurants, they just want everyone to eat as much as possible