い soft rush (Juncus effusus var. decipiens) Also a form of 50 ごじゅう fifty 五 ご five N5 井 い well 胃 い stomach N3 医 い medicine Meanings い · イ also 藺 noun, usually in kana soft rush (Juncus effusus var. decipiens); common rush particle, familiar strengthens a question, assertion, etc.