There are no words to describe that beauty.

He is always grumbling about trivial things, it's really annoying.

That theory is unscientific and has no evidence at all.

He is an expert in computer science.

The Ministry of Education is responsible for Japan's educational policy.

My father is an expert in otolaryngology.

He is the chief technical officer of our company.

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

Both of my parents are doctors.

Ryou is my best friend.