[noun](phonology,orthography,grammar) the third row of the 五十音図(literally “table of the fifty sounds”), consisting of the five kana さ/サ(sa), し/シ(shi), す/ス(su), せ/セ(se) and そ/ソ(so)
Alternative spelling サ行
(This term, 佐行, is an alternative spelling of the above term.)