Plants of this kind are collectively referred to as 'cacti'.

Ryuu raised his axe.

My younger brother caught the influenza.

This fashion spread quickly.

He is an expert in fluid mechanics.

This area is equipped with a sewer installed by the prefecture, making life very convenient.

The Brachiosaurus was a very large dinosaur.

He is my best companion.

This offspring cannot yet be separated from its mother.

A new character has joined our team.