His face was full of happiness.

His lateness is due to traffic congestion.

In order to solve problems, it is important to listen to the opinions of many people, as the saying goes, 'two heads are better than one'.

He is just a donkey in a lion's skin, he has no real power.

The Empire of Japan, written as 大日本帝國 in Kyūjitai, was a nation that existed from 1868 to 1945.

The Imperial Japanese Army was a Japanese military force that existed from the Meiji era to the Showa era.

The Imperial Japanese Navy was once the navy of Japan.

He is known as an expert in subcritical nuclear experiments.

The anterior scalene muscle is part of the neck muscles and plays a role in assisting with respiration.

His words can be understood as a metaphor.