Hiroaki is my best friend.

He carefully picked up the debris.

He threw small pieces of bread to the pigeons.

Eisaku is my best friend.

Mr. Hosako is my best friend.

This policy is necessary to revitalize the local economy.

The government devised and implemented a new environmental protection policy.

The price of this stock has updated its all-time high.

I have been to Sakou.

The colourfulness of this painting is high, it's very vivid.