He always looks at the bulletin board, but as a lurker, he never comments.

I'm thinking about how to move the gold general in shogi.

She is good at playing the koto.

He practices playing the guqin every day.

Koto is my best friend.

He measured his weight using a scale.

Hoshi is the brightest star in the night sky.

In this park, smoking is strictly prohibited.

My energy is completely exhausted.

This rock is hard, and it's not easy to break.