Mr. Hiiragi is my best friend.

He found a holly tree and decided to use it for Christmas decorations.

This secret ceremony is a mysterious ritual passed down from ancient times.

He started working immediately after graduating from university.

He graduated from university for employment.

He devoted his life to the study of morality.

His new collection of essays contains very interesting content.

Mathematics is a compulsory subject at university.

His glasses are for correcting astigmatism.

His mobile phone fell and got broken.