Search gender: all male female Riyasu Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: riyasu Katakana: リヤス 0 Kanji: 利休 Meaning: 利Sharp. Smart. Wise. Good at work. Good. Useful. Convenient. (blade) sharp. To be sharp. To make a profit. To say things. 休Break. Happiness. Congratulations. To quit work, etc. A word that expresses prohibition. Wonderful. to be proud of. To feel sorry for. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Riyasu Boy Name Meaning, Kanji Variations.