He is deeply immersed in the study of Marxism.

It's difficult to handle this machine.

My grandfather contracted poliomyelitis when he was young.

My company is in Tokyo.

My father works at a major automobile company.

This ring is made of alexandrite.

The Steller's sea cow was a large marine mammal that once lived in the North Pacific.

She took a pose where her legs formed an M-shape.

He is leading a life of hedonism.

The Japan Current is a warm current that flows from north to south along the west side of Japan.