SDDE-738 There is a doggie piston shop that has a line of customers waiting!! Customers can't r

Very popular with male customers! Wanko Piston Shop has a constant line. The secret to its popularity is the all-time popular challenge menu, where you compete to see who can endure the most pistoning of the female waitresses... If you break the record, the meal is free, so there's no end to the male customers who take on the challenge. #Wankosoba #Japanese tradition