べんとうつか 弁当を使う Show inflections LinksSentence search for 弁当を使うSentence search for べんとうをつかうKanji details for 弁, 当 and 使Edit in JMdict Expressions (phrases, clauses, etc.), Godan verb with 'u' ending1. to eat a boxed lunch Discussions Log in to talk about this word.