Ikko is my best friend.

Tenmei is my best friend.

Dabin is my best friend.

Michiaki is my best friend.

There is still room in this building.

The dinosaurs of the Cretaceous were very large.

The Cretaceous period is the era in Earth's history when dinosaurs thrived the most.

Autumn is my favorite season.

Let's go to see a movie together.

He is a foreigner, so he finds it difficult to learn about Japanese culture.