Search gender: all male female ユノスケ Japanese Boy Names Variations. 1 names found. gender: all male female Name: yunosuke Katakana: ユノスケ 0 Kanji: 由之佑 Meaning: 由Source. Origin. to be based on. Reason. 之Go. A word that refers to a person, thing, or thing. A word denoting a subject or modification. 佑Help. To cover up. You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > ユノスケ Japanese Boy Names Variations.