He is making music in the basement.

He always keeps a smile on his face.

This basement is always damp, making it easy for mold to grow.

Weeds have started to grow in the garden.

The subway is running underground.

I commute by subway.

Aspergillus is an indispensable fungus in Japanese sake brewing.

He fought using a spear.

Yasu is my best friend.

Please go home early today and take a rest.