He is still a child, and it is difficult for him to understand the adult world.

The dwarf was living alone in the forest.

He is a narrow-minded person, so he can't be happy for others' success.

In this museum, the entrance fee varies according to three age categories: adults, middle-aged, and children.

He was the person inside that kigurumi costume.

The forest is quiet.

The children were delighted to see the snow falling.

The beluga whale lives in the Arctic Ocean.

The forest is a quiet and beautiful place.

We had a picnic in the forest over the weekend.