Nardostachys is a plant with a distinctive fragrance.

Mr. Higashimatsu is my best friend.

Mr. Ikematsu is my best friend.

Mr. Matsuke is my best friend.

Matsuhiro is my best friend.

Mr. Aomatsu is my best friend.

He was diagnosed with brain cancer.

Neuroscientists are deeply studying the structure and function of the gyrus.

He collapsed from intracerebral hemorrhage.

The rhinencephalon is a part of the brain related to the sense of smell.