Power Rangers Samurai is a TV show Power Rangers started in 2011. It aired from February 7 to December 15 2011-2012 45 episodes. It in based on the Super Sentai series Samurai Sentai Shinkenger. It is the sequel to Power Rangers RPM. A sequel to called Power Rangers Megaforce started in 2013-2014.
Samurai also returns to a multi-seasonal format with the second season, which is titled Power Rangers Super Samurai, started in 2012 and is officially considered the 19th season of Power Rangers overall.