" 

 == Kōga-ryū article == 

 http://en.wikipedia.org/w/index.php?title=K%C5%8Dga-ry%C5%AB&action;=history 

 ""Koga Ninja"" keeps reverting back a lot of unencylopedic crap (badly written and using YouTube as his ""sources""). It's annoying.   "