Search gender: all male female 曽 Japanese Names Variations. 2 names found. gender: all male female Name: sota Katakana: ソウタ 2 Kanji: 曽汰 Meaning: 曽Once 汰Sort them out. Washing with water to separate the good from the bad. to wash away. To make cloudy. To add to. More than a minute. Too many. Name: kiso Katakana: キソ 0 Kanji: 木曽 Meaning: 木Tree. Wood. No frills. 曽Once You can save your favorite names with NAZUKE PON > About Japanese Names > Search Japanese Names By Kanji > 曽 Japanese Names Variations.