My younger brother is nearsighted and can't see things far away.

My myopia is getting worse every year.

He is good at playing the music box.

He exercises his pectoral muscles every day.

This apartment does not require a key money.

He is a close relative of mine.

Aspergillus is an indispensable microorganism in the production of traditional Japanese food.

Aspergillus plays an important role in the production of traditional Japanese food.

He opened his chest and talked about his feelings.

He does exercises to train his gluteus muscle every day.