I bought a new bathing suit.

My hobby is keeping saltwater fish.

He bought new swimming trunks.

He is majoring in hydrology at university.

He is the type of person who can distinguish between good and bad.

In Japanese grammar, postpositions play an important role.

A back vowel is a sound where the back of the tongue approaches the palate.

Back vowels are vowels that are pronounced using the back of the tongue.

Postfix notation is one method of expressing calculations.

The Kokin Wakashū is the second collection of the Chokusen Wakashū.