Heavy water is used as a coolant in nuclear reactors.

Every morning, the roads get congested during commuting hours.

He was seriously ill and was immediately taken to the hospital.

She stood on the stage wearing a junihitoe.

The legend of the thunder beast was causing fear among the villagers.

We are planning to expand our business.

It is difficult to solve this problem with the old method.

He is an excellent pilot.

He checked the weight of the box, whether it was heavy or light.

On New Year's Day, we fill tiered boxes with beautiful dishes and serve them to our guests.