一噌 いっそう family or surname Also 一噌: いちそ Ichiso いっそ Isso いつそ Itsuso 一噌いっそう family or surname English JMnedict 1 Issou 漢字 kanji used 一 one, one radical (no.1) 1画 · JLPT N 4 噌 boisterous 14画