いしつよ 意志の強い Show inflections LinksSentence search for 意志の強いSentence search for いしのつよいKanji details for 意, 志 and 強Edit in JMdict Expressions (phrases, clauses, etc.), I-adjective (keiyoushi)1. strong-minded; strong-willed; having great willpower Discussions Log in to talk about this word.