Gender Masculine & Feminine Usage Japanese Scripts 優希, 悠希, 優輝, 悠生, etc.(Japanese Kanji) ゆうき(Japanese Hiragana) Pronounced Pron. /jɨᵝː.kʲi/ Meaning & History From Japanese 優 (yū) meaning "excellence, superiority, gentleness" or 悠 (yū) meaning "permanence" combined with 希 (ki) meaning "hope", 輝 (ki) meaning "brightness" or 生 (ki) meaning "living". Other combinations of kanji can form this name as well.