He is receiving treatment for alcoholism.

My computer is currently under examination.

This book is an annotated edition of his work.

Rikuchū is a former place name in Japan, referring to a part of present-day Iwate Prefecture.

The vampire bat is active at night and sucks the blood of mammals.

The source of this river is at the top of the mountain.

I take the train from Suidobashi station every day.

I am studying at Cambridge University.

Mr. Nohashi is my best friend.

Takahashi is my friend.