I am a member of that research association.

We decided to go by land across the mountain.

We decided to travel by land.

This sculpture is based on the motif of a goose's neck.

When he was young, he belonged to the army.

My laboratory is on the third floor of the university.

He is a world-renowned researcher.

He is known as an excellent researcher.

I found a large tortoise in the park.

Learning about the existence of Yamatai-koku is very interesting.