Isono (イソノ, Isono) is a man who took part in the eating contest organised in the Land of This.
Isono appears like one of the Chouji's opponents during the eating contest in the Land of This. Isono manages to pass the first two rounds of the contest. Later, he goes to the final round, in a duel with Chouji and Tamao. The duel consisted in eating barbecue. Seeing the speed of his rivals, Isono use his special technique, "Lethal Juggler", allowing him to cook food with one hand and eat the food with the other. Due to Chouji has to be the second in the contest, Shikamaru avoid his victory, making to Isono the winner. A house is given to Isono as a prize.
Anime Debut: Naruto Shippuuden Episode #309
(Source: Narutopedia)