He participated in the Olympics as a pentathlon athlete.

Pentathlon is a competition that tests both physical strength and technique.

China is a people's republic.

I am interested in Japanese language education.

We need to solve the problem in the production environment.

He is receiving treatment for obsessive-compulsive disorder.

This Chaban Kyogen is a historical form of theater performed improvisationally.

The sternothyroid muscle is part of the neck muscles, connecting the sternum and the thyroid.

The border patrol is strictly monitoring to prevent illegal immigration.

He became obsessed with publicly-owned gambling enterprises and used up all his savings.