I love Japan.

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

I live in Japan.

This train is reserved seats only.

A proper noun is a noun that refers to a specific person, place, or thing.

This eigenfunction is one of the fundamental concepts of quantum mechanics.

Anyhow, we have to solve that problem.

Anyway, I want to go home soon.

I found a common rabbit in the park.

My domestic rabbit is very cute.