Search gender: all male female Kasui Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: kasui Katakana: カスイ 0 Kanji: 花翠 Meaning: 花Flowers. Something shaped like a flower. A metaphor for something as beautiful or gorgeous as a flower. Honor. To be excellent. 翠Kingfisher (bird's name). Jade. Green. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Kasui Name Meaning, Kanji Variations.