[ひらく, hiraku](v5k, vt) (1) to open (e.g. a bank-account, festival, etc.); (v5k, vi) (2) to spread out; to open up (flower bud, umbrella, etc.); to widen (gap, distance, width); (3) to hold; to give (party, conference, etc.); (P)#7332[Add to Longdo]
[あく, aku](v5k, vi) (1) (esp. 開く) to open (e.g. doors); (2) (esp. 開く) to open (e.g. business, etc.); (3) (esp. 空く) to be empty; (4) (esp. 空く) to be vacant; to be available; to be free; (5) (esp. 明く) to be open (e.g. neckline, etc.); (6) (esp. 明く) to have been opened (of one's eyes, mouth, etc.); (7) (esp. 明く) to come to an end; (v5k, vt) (8) (esp. 明く) to open (one's eyes, mouth, etc.); (v5k, vi) (9) (See 穴が開く) to have a hole; to form a gap; to have an interval (between events); (P)#7332[Add to Longdo]
[きょうきんをひらく, kyoukinwohiraku](exp, v5k) (See 打ち明ける・うちあける) to be frank; to speak one's mind; to open one's heart; to have a heart-to-heart talk (with someone)[Add to Longdo]
[まくがあく, makugaaku](exp, v5k) (See 幕を閉じる) to start an act (of a play); to have curtains open; to have an (event, period of history, etc.) start[Add to Longdo]