His role is to fulfill his responsibilities as a leader.

Her character's catchphrase is very unique, you can tell who it is right away.

In ancient Japanese society, the five ranks were used as indicators of social status.

Once you tell a lie, you lose trust.

He can speak Japanese fluently.

A semicolon is a symbol used to connect sentences.

Please take a look at this artwork.

He is playing the character of Bun.

This compound has a tetrahedral molecular geometry.

The Riemann sum is a method for approximately calculating the integral of a function.