Search gender: all male female Kengan Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: kengan Katakana: ケンガン 0 Kanji: 顕元 Meaning: 顕Manifestation 元Original. Root. Beginning. First. The first year of an era. Chief. Monarch. The first person. Head. Neck. Big. Righteous. Beautiful. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Kengan Boy Name Meaning, Kanji Variations.