They are my best friends.

I prefer to use natural cosmetics.

He is muttering to himself.

Remembering the proverb 'haste makes waste', he acted carefully.

The idea for his new project came from nature.

The sunlight poured into the room, making it very bright.

Nikko is my best friend.

His name is used as part of the genitive case.

This hexagonal object is very beautiful.

The rainy season begins in Japan in June.