We are going on a trip together.

He is improving his piano skills by playing etudes every day.

I study Japanese every day using a workbook.

I set aside time for self-practice every day.

My body became flexible by doing stretching exercises every morning.

By doing calisthenics every morning, the blood circulation of the skin improves.

My younger paternal half sister is very smart.

My sister-in-law is a very kind person.

Where is your sister?

Where does your younger sister live?