I visited Heijo-kyo, a historical place.

Due to yesterday's downpour, my garden was completely flooded.

Apples float in water.

Gouki is my best friend.

At what point in Earth's history does the Triassic period fall?

What was the motive behind his actions?

The development of this essay is written very skillfully.

The primitive salamander is a species unique to Japan and is a very rare creature.

The Japanese giant salamander, or 'Oosanshouo', is a unique amphibian to Japan and boasts one of the largest sizes in the world.

Fish use their swim bladder to float or sink in the water.