He put on the armor and headed for the battlefield.

Kō represents the first of the ten Heavenly Stems.

What is this organism?

The sea breeze feels comfortable.

Umi is my best friend.

He found the sea on an old map.

He found the sea on an old map.

I love swimming at the seashore.

I often go to the sea on weekends.

I saw a magpie-goose for the first time in the park.