Save Gender Masculine Usage Japanese Scripts 空彦, 宇彦, 宙彦, etc.(Japanese Kanji) Pronounced Pron. SO-ṘAH-HEE-KO [key] Meaning & History From Japanese 空 (sora) meaning "sky", 宇 (sora) meaning "house, building, structure, eaves" or 宙 (sora) meaning "mid-air" combined with 彦 (hiko) meaning "boy, prince". Other kanji combinations are also possible.