In biology, a subkingdom is one of the large units in taxonomy.

This organism is classified into the subphylum.

I work at Ako.

This organism is classified under the subclass of mammals.

Momoa is my best friend.

In the past, 'Aichi' was used as an abbreviation for 'Arameda-shi'.

Asia is the largest continent on Earth.

I plan to travel to Southeast Asia next year.

Ayu is my best friend.

Amiko is my best friend.