Some of the largest sumo wrestlers in history include Ōrora Satoshi, the heaviest ever at 292 kg (643 lbs), and Konishiki Yasokichi, a Hawaiian rikishi weighing 285 kg (628 lbs), nicknamed the “Dumpling.” Others like Yamamotoyama Ryūta (265 kg) and Musashimaru Kōyō (235 kg) also stood out for their immense size, strength, and dominance in professional sumo. https://businesssuccesselites.com/sports/largest-sumo-wrestlers/