This study contemplates that the usage of the perfect have in タ形 of a predicate noun and a predicate adjective also. Originally, because a predicate noun and a predicate adjective conceptualize stativity, the usage of the perfect like タ形 of a predicate verb would been not accept. But, タ形 of a predicate noun and a predicate adjective includes the case related to “the perfect” that was different from “the past”, so the perfect was classified in this study the usage of タ形 of a predicate noun and a predicate adjective could divide into 3 usages as follows 1. the case that the completion of a chain of events was reflected in conversations ･(the greeting of a clerk after that shopping was finished)｢ありがとうございました｣ ･(after finishing a meal)｢おいしかった｣ 2. the case that the outcome of the confirmatory act was reflected in conversations in the situation informing a counterpart ･(when making a report after looking at a bulletin board)｢明日の講義は休講だったよ｣ 3. the case the outcome of the speaker’s guess was reflected in the sentence to be confirmed ･(Watching that the person who enters the hot water first in the hot spring makes a hot expression)　｢熱かった?｣