訓 おのおの ・ 音 カク
Sino-Vietnamese: các
Arriving feet 夂 over mouth or doorway 口: footsteps reaching each door, so it means each or every (Han Viet cac, as in cac nuoc = each country).
Stroke data: KanjiVG (CC BY-SA 3.0) — kanjivg.tagaini.net
各自で昼ご飯を持ってきてください。 (かくじでひるごはんをもってきてください)
Everyone please bring your own lunch.