We are focusing on the research and development of new products.

He is a world-renowned researcher.

My brother is a graduate student at the University of Tokyo.

My personal thought is that everyone should be treated equally.

He values his private life.

He holds a personal grudge against me.

Using the private railway makes commuting very convenient.

He was born as an illegitimate child and experienced many difficulties.

My grandfather used to till his privately-owned rice field.

When I first met her, I introduced myself saying, 'I am Japanese.'