Search gender: all male female Hyakui Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: hyakui Katakana: ヒャクイ 0 Kanji: 百偉 Meaning: 百Hundred. Kanji character for the number 100 (hundred). An example of a large number. A lot of things. 偉Great. To be large and splendid. To be excellent. Prosperity. A parable of something excellent and splendid. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Hyakui Name Meaning, Kanji Variations.