He thinks that war is a necessary evil.

Do you understand the necessity of this project?

That information is unnecessary.

That information is completely unnecessary.

This year's Himehajime was very enjoyable.

There will be a party at the beginning of March.

First, we made a plan.

He can play various instruments, starting with the piano.

She was moved when she caught the first sight of the beautiful scenery.

He began to take an interest from the time he started watching the movie.