I carry my lunch box every day.

That idea is just right, exactly what we needed.

My younger sister became a first-year senior high school student this year.

My younger brother is currently in his third year of high school, preparing for university entrance exams.

My younger sister is in her second year of senior high school, and she is busy studying every day.

Mr. Takaharu is my best friend.

Takaharu is my best friend.

My mother was a teacher at a higher elementary school.

My father has hypertension and has been prescribed medication by his doctor.

He was told by his doctor to cut back on sweets due to his hyperglycemia.