Enryu is my best friend.

He is busying himself for the new project.

He is busying himself for the new project.

Superfluidity is a part of physics, referring to the phenomenon where certain liquids flow without friction.

What is the local cuisine of this area?

When the sun rises, a new day begins.

I am busy with work during the daytime.

The eighth day of every month is my birthday.

Our picnic is scheduled for the ninth.

Our monthly meeting is scheduled for the seventh day of the month.