That's big of you.
立派ですね
That's correct.
((形式))はい，そのとおりです
That's done.
それは終わったよ
That's easy (for you) to say.
((略式))言うのは簡単だよ（行うのは難しい）
That's enough.
((略式))いいかげんにしなさい
That's going beyond a joke.
笑いごとではすまなくなる
That's his frequent trick.
それは彼のいつもの手だ
That's how I solved the problem.
そうやって問題を解決した
That's impossible!
そんなことはありえない！
That's it. I'm leaving.
もういい，帰る
