He is called a traitor to our country.

Please check the train timetable.

My father goes fishing for bighead carp.

It was my first time catching a bighead carp.

Mr. Horikoshi is my best friend.

Kokubo is my best friend.

Kokubun is my best friend.

Neurotransmitters play a crucial role in transmitting information in the brain.

Neurotransmitters are responsible for transmitting information between nerve cells.

The National Research and Development Agency plays a crucial role in advancing science and technology.