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.

We will act according to the Mountain Standard Time.

This shape is called a gyrobifastigium.

The character '喰' means to eat.

He is composing a poem.

He is studying late into the night to learn a new computer language.

In linear algebra, triangular matrices play a very important role.

A lower triangular matrix is a matrix where all the elements below the main diagonal are zero.

There is a complex love triangle between them.