古い革袋に新しい酒を盛る（ふるいかわぶくろにあたらしいさけをもる）

Japanese vocabulary

Meaning: to pour new wine into old wineskins; to give something unorthodox an orthodox presentation

See it used in real works

• Example sentences from Japanese novels & web fiction (Massif)
• Hear “古い革袋に新しい酒を盛る” pronounced in real videos (YouGlish)