My grandmother has been suffering from arthritis for many years.

A hinge joint, like the human elbow or knee, is a type of joint that only bends in one direction.

He injured his knee joint.

His articular cartilage has worn down due to age.

We respect Japanese culture.

We are going on a trip tomorrow.

When I first met her, I introduced myself saying, 'I am Japanese.'

We prioritize customer satisfaction above all else.

We will do our best to solve this problem.

My personal thought is that everyone should be treated equally.