この意味、わかるかな？　 これは「四字熟語」を出題し「四字熟語」の意味を回答する四択クイズのアプリです。クイズ大会や懇親会の場でも使えます。

Can you give an immediate answer?　This is a four-choice quiz app that asks you a question of “four-character idiom” and answers the meaning of “four-character idiom”. It can also be used in quiz competitions and social gatherings.