He is studying the history of African Americans.

He can speak Min Nan.

Minamiko is my best friend.

Kanako is my best friend.

The South Asian language family, like the Austroasiatic language family, is a large language group that includes many languages.

The southern elephant seal is the largest seal in the world, and its weight can reach over 3 tons.

Studying the philosophy of Huainanzi is very interesting to me.

The Tropic of Capricorn is located at 23.5 degrees south latitude on Earth.

Hananoko is my best friend.

Sanako is my best friend.