The following weapons were used in the anime series Odd Taxi:
Colt Python
A Colt Python is seen in "How To Spend a Long Night" with Dob as his personal sidearm. Tanaka accidentally uncovers it while digging to bury his pet Cockatiel in "Tanaka's Revolution", which he uses as his personal sidearm.
Screen Used Replica Colt Python by MGC of Japan.
At the end of "How To Spend a Long Night", Dob brandishes the revolver after entering Odokawa's cab.
A shot of the revolver used by Dob while inside Odokawa's Nissan Crew tax in "Borrowed Plumes and the Bodyguard".
Dob threatens to fire his sidearm at Odokawa's direction.
Full shot of the revolver as Dob preps to bury it on the ground to hide evidence from the police.
Tanaka uncovers Dob's revolver in "Tanaka's Revolution".
The revolver fired at the ceiling inside
White Dolphin in "Let Me Hear You Say, "What the Hell?".
Dob checks the revolver and notes that it's an air gun in "Trick or Treat".
Tanaka makes his introductions with his loaded revolver in a Toyota HiAce in "The Hero's Melancholy".
Smith & Wesson Model 10
A Smith & Wesson Model 10 is seen in "The Hero's Melancholy" when it's fired at Dob.
Smith & Wesson Model 10 Revolver - .38 Special, R-side
The Model 10 fired at Dob in "The Hero's Melancholy".