Search gender: all male female Onjun Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: onjun Katakana: オンジュン 0 Kanji: 音純 Meaning: 音Sound. Tone. Voice. News. 純Pure. Unpretentious. To be in one's natural state. Raw silk. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Onjun Boy Name Meaning, Kanji Variations.