鍵

An object designed to open and close a lock. A card or fob that electronically signals a lock to open. A piece of information (e.g., a password or passphrase) used to encode or decode a message or messages. A password restricting access to an IRC channel.

Қалай қолдану керек

鍵 (kagi) — 'key / lock'. 鍵をかける — lock (the door). 鍵を忘れる — forget the key. 鍵穴 (kagiana) — keyhole. Fundamental vocabulary item used across formal and informal Japanese speech and writing.