Search gender: all male female Hideroku Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: hideroku Katakana: ヒデロク 0 Kanji: 秀六 Meaning: 秀To excel. To excel. To grow. 六Six. Sixth. Kanji character for the number 6 (six). A number that is one more than five. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Hideroku Boy Name Meaning, Kanji Variations.