Save Gender Feminine Usage Japanese Scripts 椰琴, 椰子, 妖子, 躍子, 弥恋, 弥湖, 耶己, 夜子, etc.(Japanese Kanji) Pronounced Pron. YAH-KO [key] Meaning & History From Japanese 椰 (ya) meaning "coconut palm" combined with 子 (ko) meaning "child" or 琴 (ko), which refers to a type of musical instrument similar to a harp. Other kanji combinations are also possible.