The term 'Heavyweight Wrestler' can be summarized by the four letter word 'SUMO'. SUMO is a Japanese style of wrestling that has been practiced since ancient times. It is a full-contact sport in which two wrestlers attempt to force each other out of a circular ring or into submission. The wrestlers, known as rikishi, wear traditional mawashi belts and are divided into two divisions: heavyweight and lightweight. Heavyweight wrestlers are the largest and most powerful competitors, and they are typically the most popular with fans. SUMO is a highly respected sport in Japan, and its champions are held in high regard.