His absolute territory is only his room.

He publicly announced that he is bisexual.

This calorimeter is used to accurately measure the heat of a substance.

I attend psychotherapy sessions every week.

I used binoculars to observe birds in the mountains.

French Guiana is located in South America.

Rei is a very clever child.

Ryo is always clear-hearted and sincere.

Like his name, Ryo, he has the strength to endure hardships.

He was sustaining himself with local cuisine during his trip.