He participated in the Olympics as a pentathlon athlete.

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

There are many introduced species of plants living in this park.

She went to the dermatologist to remove the milium.

This is my favorite hiryūshu.

She had two apples.

I love nature.

This park is very rich in nature.

He naturally demonstrated leadership.

He and his twin brother are as alike as two peas in a pod.