He complained about the unfair treatment.

The pool water is disinfected with chlorine.

Koiso-san is my best friend.

We need oxygen to live.

Really? You found a new job?

I think that plan is worthless.

I thought his proposal was worthless.

This outer box is very sturdy, isn't it?

Today, the movie will be filmed outside on location.

Today, we will film the movie outside.