My father is a doctor.

Daichi is my best friend.

He studies hard every day.

When a baby starts weaning, you begin to give them solid food little by little.

The baby has started to wean.

Day after day, he continued to strive to solve the problem.

He started a business without a plan, forgetting the lesson of 'peach and chestnut seeds take three years to bear fruit, persimmons eight years.'

She gave him a kiss.

He kissed her.

The mouse squeaked 'chu'.