This train is extremely congested, there is absolutely no space to move.

They launched a raid attack on the enemy's hideout.

The Kōkome, a species endemic to the Izu Islands, is popular as a songbird for its beautiful singing.

Hello, how are you?

He gave a hastily prepared presentation.

They decided to raid the enemy's position.

He stayed up late every night to master that game.

The problem of space debris could potentially have a significant impact on future space development.

The study of cosmic rays may hold the key to unraveling the mysteries of the universe.

He proposed a new theory about cosmology.