He had a tattoo on his face.

How is the longitude of the Earth determined?

The penis is a part of the male reproductive system.

The fragrance of the sweet osmanthus is spreading throughout the garden.

On nights when the 'katsura flower' (a euphemism for the moon) shines beautifully, I feel special.

This quadrilateral is a square.

Japanese copulas are different from English in some aspects.

Kyoka is the capital of China.

It's difficult to calculate the area of this polygon.

Please explain the progress of that project in detail.