From Japanese 叶 (kanau) meaning "fulfill" or 奏 (kanau) meaning "play music, complete" or from Japanese 叶 (kana) meaning "fulfill" or 奏 (kana) meaning "play music, complete" combined with 歌 (u) meaning "song, poetry", 夢 (u) meaning "dream", 有 (u) meaning "exist", 宇 (u) meaning "eaves" or 羽 (u) meaning "feathers". Other kanji combinations are possible.