I'm scared of growing old.

An old person was walking in the park.

He is working hard to support his family.

The labor market situation is tough.

He is known as an expert in gerontology.

I think waste is an act of economic suicide.

An old person was walking in the park.

An old person was playing with his grandchild in the park.

My grandfather is being seen by a specialist in geriatric medicine.

Tetsuro is my best friend.