Search gender: all male female Gentaku Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: gentaku Katakana: ゲンタク 0 Kanji: 玄沢 Meaning: 玄Black color. Black with a reddish tinge. Dark. The color of heaven. Deep. Distant. Far away. 沢Wetland You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Gentaku Boy Name Meaning, Kanji Variations.