Jumbo Denki's Iconic Character Jumbo-kun Gets Major Upgrade for 3rd Anniversary Jumbo Denki in Kugaoyama celebrates its third anniversary by launching an upgraded version of its mascot, Jumbo-kun, featuring advanced AI.

Jumbo Denki's Iconic Character Jumbo-kun Gets Major Upgrade for 3rd Anniversary #Japan #Tokyo #Claude_Sonnet #Jumbo_Denki #Jumbo-kun