光一;ピカ一;ぴか一 [ぴかいち(光一;ぴか一);ピカいち(ピカ一);ピカイチ] /(n) (1) (See 手役) {hanaf} dealt hand consisting of one 20-point card and six 1-point cards/(adj-no,n) (2) outstanding/standing out above the rest/EntL2080270/