The children are having fun playing in the playground.

Yusaku is my best friend.

I decided to take a paid leave.

Yuko is my best friend.

This species of snail is hermaphroditic, capable of self-fertilization.

Yuko is my best friend.

He is recognized as an outstanding person in that field.

The yūkaku of the Edo period was a world completely different from modern entertainment.

The friendly forces protected us from the enemy's attack.

His face expressed happiness and sadness.