He is a person with a strong heart.

Tsuyoshi is my best friend.

He is a very strong person.

This store sells various daily or domestic articles.

This technology has not yet been made practical or useful.

There are still many challenges left to put this technology into practical use.

This app has high practical use.

His strength comes from his mental power.

Goshi is my best friend.

Atsuyoshi is my best friend.