Cognomen Shouma (Shouma 
, ショウマ , Сёма 
) , worldwide, is quite a common surname. The last name Shouma is habitual in Japan, where it is quite a rare surname, United Arab Emirates, where it is a rare surname, and Kazakhstan, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in Japan, Indonesia, and United Arab Emirates. Very seldom, Shouma is the forename as well as the last name.