I have been to Reykjavík.

She is conducting research on the world's oldest profession.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.

He was recalling fondly the summer vacations of his childhood.

She is beautiful like a peony when she stands, a peony when she sits, and a lily when she walks.

Rui is accumulating study every day.

Mr. Okuda is an insurance sales representative.

She brought up her child alone.

My younger brother is attending a middle education school.

Three countries formed an alliance.