He was hiding the fact that he was an illegitimate child.

It is thirty-three kilometers to my house.

My grandmother is being seen by a specialist in geriatrics.

He suffered for a long time due to tabes dorsalis.

He is a hard-working laborer.

He was moved by the sight of the waterfall.

I can hear the sound of the waterfall, and it calms my mind.

Ryo is good at calculating angles.

Rou is my son.

He worked hard all day long.