He was immersed in the memories of his deceased wife.

He is really a 'cool' person.

He is dedicated to the study of interstitial cells.

Olfactory cells play an important role in allowing us to sense smells.

His actions were the epitome of cruelty.

Every day, he goes to the gym at the regular time.

My father works at a major automobile company.

My company is in Tokyo.

He emphasized the importance of national defense.

The national defense of our country is the responsibility of all of us.