His room is full of heaps of books.

There is a delicious ramen shop near my place.

She said she is still a virgin in the old-fashioned sense.

There might be something interesting around there.

This secret ceremony is a mysterious ritual passed down from ancient times.

Numerology is the study of deciphering the secret meanings of numbers.

He found a hidden hot spring deep in the mountains.

This is a secret matter, so please don't tell anyone.

This document is very important.

I read the letter from him.