I use hair tonic every night.

Because he received Spartan education, he has a very strict character.

My commuter pass expires next week.

Above all, grammar is the most important in learning Japanese.

Infrasound is a type of sound that is inaudible to the human ear.

Debuccalization refers to the phenomenon in phonetics where a specific sound is pronounced outside the oral cavity.

Kunminjōon is a book for teaching the correct pronunciation of Hangul.

Last night, I was scared because of the thunder.

She is conducting research on the world's oldest profession.

I have been to Reykjavík.