Gyukatsu Aona Seibu Shinjuku Ekimae is a Japanese restaurant near Seibu Shinjuku Station that serves gyukatsu. You choose the gram weight, and the cutlet is eaten dipped in one of three options: oil sauce, soy sauce, or pink salt. Orders can be placed using a Korean menu, and there is often no wait to be seated. The center of the meat is cold.