呼応 こおう hailing each other #8,058 Meanings noun, takes する, intransitive hailing each other acting in concert; responding (to); sympathizing (with) grammar agreement; concord Its kanji 呼 コ · よ.ぶ call, call out to, invite 応 オウ、ヨウ、-ノウ · あた.る、まさに、こた.える apply, answer, yes, OK, reply, accept