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.

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.

Gaku is my best friend.

Ken is my best friend.

There are keys in my pocket.

This microchip is made with an accuracy of several nanometers.

The size of this molecule is a few picometers.