The Atlantic puffin is one of the most commonly seen birds in the North Atlantic.

His words always resonate in my heart.

During the Yuan dynasty, Chinese culture developed greatly.

Archi-humans are our ancestors.

This month's sales decreased by 20% compared to last month.

This phenomenon remains unexplained to scientists.

The population is decreasing.

A nuclear reactor is planned to be built in this area.

I eat brown rice every day.

Japanese declinable words, or 'yougen', include verbs, adjectives, and adjectival nouns.