未み成せい年ねん者しゃ飲いん酒しゅ禁きん止し法ほうMeaningsNoun1. Minor Drinking Prohibition ActKanji used未not yet成become年year者someone飲drink酒alcoholic drink禁prohibit止stop法lawComposed of未み成せい年ねん者しゃminor; underage personNoun飲いん酒しゅdrinking alcoholNoun禁きん止し法ほうnegative statute; law against somethingNoun