This sentence is written in the passive voice.

The Atsu is an ancient sake vessel that was used in important ceremonies.

The fetus grows in the womb.

I lent him a book.

She wore a string of pearls around her neck to emphasize her beauty.

In his anger, he trampled the flowers.

She waited until I came back.

School will be closed tomorrow because a typhoon is approaching.

His body looked very healthy.

Blowfish is a traditional Japanese dish, prepared by specially trained chefs.