Search gender: all male female Rioki Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: rioki Katakana: リオキ 0 Kanji: 理央希 Meaning: 理The way of things. The path or reason of things. Pattern. To set in order. Natural science. 央Middle. Halfway. End of the line. End. 希Rare. To be few in number, precious. To desire. To seek. To wish for. Faint. Sparse. thin. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Rioki Name Meaning, Kanji Variations.