He is painting a picture using a brush.

He is a renowned political scientist who has written many important papers.

On days when the solar radiation is strong, don't forget to apply sunscreen.

My grandfather used to do farming work according to the farming calendar.

Ujikintoki is a traditional unit of time in Japan.

He lost everything.

She is planning a date with her current boyfriend.

My boyfriend gave me a gift.

Everyone was surprised by the news.

The sumo referee is conducting the match.