Search gender: all male female ガクイ Japanese Boy Names Variations. 1 names found. gender: all male female Name: gakui Katakana: ガクイ 0 Kanji: 岳威 Meaning: 岳Peak. A vast mountain. A big, steep mountain. The top of a mountain. The name of my wife's father and mother. 威Strong Force You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > ガクイ Japanese Boy Names Variations.