The United Nations is an international organization that maintains world peace and security.

He spends a lot of time for peacekeeping.

We all wish for world peace.

My dream is to travel the world.

We always pay attention to the maintenance of this machine.

We need moderate exercise to maintain our health.

I wish for peace to come to the whole world.

He got an amazing victory by getting a 'peace', a no points hand in mahjong.

This park is very peaceful, and you can relax.

Heiwa is my best friend, always kind and considerate.