I'm sorry, what?Keroninger
"Kero" being onomatopoeia for a frog's croaking (think Keroro Gunsou, or Sgt. Frog) and the latter part being the suffix used by Shuriken Sentai Ninninger, that's all.I'm sorry, what?
I already knew that (Keromatsu). It was the ninger part I didn't know."Kero" being onomatopoeia for a frog's croaking (think Keroro Gunsou, or Sgt. Frog)