This mutetrahedron has a very unusual shape.

This is a model of a mutetrahedron.

There were many people gathering, and the park was bustling.

This contract includes provisions regarding the use of characters.

He was exposed to radiation in a nuclear accident.

He is good at playing the character of Sao.

Fumiko wrote him a letter.

He resisted by struggling against the difficulties.

This garden grows thick and full, with plants thriving.

The house over there is very big.