We need to strengthen our public relations activities.

The police released him.

His release was finally decided.

He is studying in the other room.

The legislation in Japan is very complex.

He learned how to operate a mortar.

He is deepening his research on the French legal system.

He was working as a 'houkan', someone who pleases the guests at a party.

This building was built with a new construction method.

Yesterday, a gun salute was fired at the Imperial Palace to celebrate the birthday of the royal family.