Surname Soju (Soju 
) , worldwide, is quite a rare last name. The last name Soju is characteristic of Japan, where it is quite a rare surname, United Arab Emirates, where it is a rare surname, and Indonesia, where it is a very rare surname. Not in comparison with a country's population, it is commonest in Japan, Indonesia, and India. More prevalently, Soju is the forename as well as the last name.