He received the letter challenging him to a duel and began preparing for the duel.

I love Japan.

Ancient Japan was a place where beautiful nature and culture merged.

I live in Japan.

Gender roles are an important element in defining individual behavior in society.

His role is to fulfill his responsibilities as a leader.

It is important to understand the importance of health.

Saemon is my best friend, and we always play together.

His name is Tanaka Saeimon.

This is a historic building.