Search gender: all male female Komon Boy Name Meaning, Kanji Variations. 2 names found. gender: all male female Name: komon Katakana: コモン 0 Kanji: 虹門 Meaning: 虹Rainbow. 門Gate. A doorway. A clan. A place to receive teachings. A companion who shares a teacher. A major classification of things. Name: komon Katakana: コモン 0 Kanji: 小紋 Meaning: 小Small. Little. Small in number or quantity. Trivial. Insignificant. Unimportant. Young person. Underestimate the ability. To treat lightly. A word used to humble oneself. 紋Pattern You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Komon Boy Name Meaning, Kanji Variations.