Yoshoku Quattro Lucua Osaka is a Japanese-style Western restaurant on the 10th floor of Lucua Osaka, in the inner part of the dining area. It serves hamburg steak, menchi katsu, and korokke. The hamburg steak is soft with a meaty aroma, and tomato sauce and mustard sauce are served separately. On weekdays at lunch, parties were seated immediately without a wait, and rice and miso soup are refilled for free.