Ronin Warriors

[Supreme Master]

Ronin Warrior is the story about five teenage boys, given mystical armor to protect the world from the evil Arago. The story begun 1000 years ago, when Arago wanted to take over the ningenkai. He almost succeed when Kaosu managed to defeat him. However, although Arago's soul is banished to the Youjakai, his armor is left intact. The armor therefore becomes a link for Arago to come back to Ningenkai.

[bebop04]

I remember seeing this back in 4th grade, dont really remember what happened, how it happend, but all I know is that they looked like Japanese Samurai's when they transformed, and had some Chains and swords