He is working hard on his Japanese studies day by day.

Every day, he exercises at the gym.

My father drinks milk every morning.

She drinks milk every day to maintain her health.

He always comes late, so it's hard to wait.

She consumes dairy products every day.

This cheese is made from ewe's milk.

The time to start baby's weaning food is generally around six months after birth.

When a baby starts eating solid food, the process of weaning from breast milk or formula begins.

Mr. Kuriba is my best friend.