Mazinger ZIP!

マジンガーZIP!

This is a series of animated flash-shorts produced on NTV's ZIP!, set to replace ZIP!'s previous anime parody short Ohayou Ninja-tai Gatchaman. Mazinger ZIP! features the same characters from the original Mazinger Z series involved in a series of small comedic sketches. Some episodes have the Gatchaman team make an appearance. (Source: Mazinger Wiki)