I bought a new phrase book for my trip.

This lens is used for light concentration.

This lens is used to concentrate light.

In old Japan, every autumn, the villagers went out to the rice fields to gather rice.

She was thinking with her hand on her forehead.

Atsumu forgot to turn off the light.

My vocabulary is increasing every day.

This book is very thick.

Jun is my best friend.

I'm always moved by Atsushi's kindness.