It’s Saturday morning and what better time to be nostalgic for 70’s cartoons than now?  Today we revisit some of our favorite Japanese anime Mecha openings of the 1970s.  For those not familiar with the term Mecha which simply means “robot anime”, you’ve definitely seen various shows from the many that are out there. But in case you’re unsure, grab a bowl of your favorite sugary cereal, sit back and watch every Mecha opening from the 1970’s.