He is undergoing training for extravehicular activity.

He engaged in an extravehicular activity from the spaceship.

We crossed the sea by catamaran.

The shipworm is known for eating wood.

This garden grows thick and full, with plants thriving.

Ban is my best friend and always supports me.

Do you need my stamp?

He ate half of the pizza.

He lived in Japan for a year and a half.

Akira always fascinates people with his refined attitude.