Understanding geometric series is important for understanding mathematics.

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

Amaterasu Omikami is one of the gods our ancestors believed in.

Watching this exciting movie made me feel roused, as if my blood was welling and my flesh was stirring.

Sputnik is the first artificial satellite.

He damaged his peroneus tertius muscle due to a foot injury.

Like his name Hikari, his life is always bright.

He has a bright and wonderful character.

He claims to have seen an unidentified flying object.

Mr. Kusanagi is tilling the field.