Subculture A drill for improving the smooth tongue of adults that improves the ability to speak 3 minutes a day to activate the mouth, facial expression, and brain through language exercises
※Please note that product information is not in full comprehensive meaning because of the machine translation.
Japanese title: サブカルチャー 言語 会話力があがる大人のはきはき滑舌上達ドリル 1日3分言葉の体操で口元・表情・脳を活性化