Save Gender Feminine Usage Japanese Scripts 十六夜, 伊左世, 伊左代, 偉佐代, 偉沙世, 意佐代, 伊沙代, 義夜, 義代, 義世, 勲夜, 勲代, 勲世, 勇夜, 勇代, 勇世, 功代, etc.(Japanese Kanji) イサヨ(Japanese Katakana) いさよ(Japanese Hiragana) Meaning & History Not available.