He almost drowned in the pool.

He almost drowned in the pool.

Mr. Kamienoo ordered a pizza to be delivered.

We traveled to the southern island for summer vacation.

The economy of this region has been greatly revitalized due to the development of water transportation.

His level of Japanese is very high.

He found a leaf floating on the surface of the water.

He talked about the horror of the hydrogen bomb.

The seawater of this beach is very clean.

Hydrogen is the most abundant element in the universe.