なかす お腹が空く Show inflections LinksSentence search for お腹が空くSentence search for おなかがすくSentence search for お腹がすくSentence search for おなかが空くKanji details for 腹 and 空Edit in JMdict Expressions (phrases, clauses, etc.), Godan verb with 'ku' ending1. to become hungry; to get an empty stomachOther formsお腹がすく 【おなかがすく】、おなかが空く 【おなかがすく】 Discussions Log in to talk about this word.