Thanks to the Isuzu Toyota collaboration, these slick fuel cell buses are gearing up for production at the J-Bus Utsunomiya plant in FY2026. Hydrogen-powered fuel cell buses have held promise for ages but usually demand custom builds and heavy price tags. Here’s what makes these fuel cell buses tick:Fuel Cell Stack : High-density modules tucked under the floor, so swaps are quick and maintenance stays low-profile. Toss in Toyota’s proven track record—over 2,700 fuel cell systems sold across cars, buses, forklifts, and backup generators—and you’ve got instant street cred. Until now, battery and hydrogen fuel cell buses have stayed in separate lanes.