Kimio is my best friend.

Mr. Akimitsu is my best friend.

This information is top secret, so please don't tell anyone.

Kiminomiya is my best friend.

I want to remove the yellowing from this shirt.

The yellowishness of this painting is too strong, losing its naturalness.

Where are you going?

This room is completely airtight.

The yolk of this egg has a very deep color, doesn't it?

I made a delicious omelette using yolk.