熟語JLPT-N2
開 かい
かいstartかいかいopening of a meetingかいつうopeningかいほうopenてんかいdevelopかいさいholding a meetingかいたくreclamation (of wasteland)かいはつdevelopmentこうかいpresenting to the publicせっかいclearing (land)かいbreak in the deadlockかいsavage land