Rarely seen without his welding mask, Hiraga is one of the best mechanics in all of Edo. The loss of his son left a deep scar, and he makes all kinds of crude mechanical creations to fill the gap. Owed significants amount of money by Gintoki for work performed on his scooter, he gets revenge by adding additional extras to the vehicle.
|Gintama Kanketsu-hen: Yorozuya yo Eien Nare||Minor|
|Gintama: Yorinuki Gintama-san on Theater 2D||Minor|