His work progress is slow.

Well, let's get started!

Mr. Hiruma is my best friend.

The history of the Empire of Japan is very interesting.

An intercontinental ballistic missile is a weapon with a very large destructive power.

The launch of intercontinental ballistic missiles has become an international issue.

The intertransversarius muscle is an important part of our body, especially part of the back muscles.

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.