Koiso-san is my best friend.

My hometown is in the mountains.

Please contact him via the fixed-line telephone.

I love the charming scenery of Hokkaido.

It's my daily routine to go for a moderate run in the park every morning.

He couldn't hide his thoughts of love and romance for her.

I felt happy holding hands intimately with him.

This guy is my old friend.

Due to the fire, black smoke was rising into the sky.

Market research is necessary before conducting a preliminary trial of the new product.