大だい本ほん営えい発はっ表ぴょうMeaningsNoun1. imperial headquarters announcementKanji used大large本book営manage発let out表front sideComposed of大だい本ほん営えいImperial General Headquarters (Japan)Noun発はっ表ぴょうannouncement; publication; presenting; statement; communique; making known; breaking (news story); expressing (one's opinion); releasing; unveilingNoun