A new character has joined our team.

In math class, I am solving addition problems.

He added a new element to the plan.

We played karuta at the New Year's party.

He decided to participate in the meeting.

I will participate in the meeting tomorrow.

Mamika is my best friend.

In this experiment, the sample is heated for a certain period of time.

This dish has cooled down, so please heat it up again.

The friendship between Canada and Japan is deep.