Tokyo-based hardcore veterans Numb, who since releasing their 1996 demo "To Maintain The Method" have supported Madball and Hoods on seperate tours across Japan and shared the stage with bands like Integrity, Vegas, Doggy Hoods, Creepout, The Bronx, The Vandals, and Voodoo Glow Skulls, among others, are scheduled to perform at the Kaikoo 2010 Popwave Festival in Japan on April 11th.