The Scent of Prey, Part Four: The Hunter and the Hunted
sumo wrestling, i bet. you'll call me a coward when i refuse to fight you without weaponry or stealth." he leaned forward. "i know you're simple-minded, bear, but even you have to know that isn't going to work."
Kaiju ga Gotoku 1.2 - Another Day
He hadn't even noticed he was now wrestling him, wrapping his darker arms under sanjin's armpits and squeezing the thin membranous flaps of his sides against his body beneath the island shirt, a brief sumo-wrestling match between them as they rocked
Firefox Chapter 11
The show switched to sumo wrestling and he moved for the remote. "wait," she said, surprising herself. "i want to see how takashita's doing." he glanced at her. "you're a sumo fan?" he asked. "well, not so much," she hedged.
Dragons of Science - Part 5
Apparently other creatures had taken to the giant league of sumo wrestling, and all were doing their best to be the biggest and best around.
The Gorgon Experience--Verse II
They thus sometimes challenge those they encounter to various tests of skill, such as shogi or sumo wrestling.
Firestorm ch 10 - Death and Destruction
"this one looked like he was into weightlifting, or sumo wrestling." they both turned as the lieutenant leapt over the ditch and landed on the road beside them.