Becasue TOYODA is actually the CORRECT spelling.
TOYOTA is the "Americanized" spelling.
As for the fluid, ATF specifically Dextron is the recommended fluid for Toyota PS systems, the sticker that is there but no longer has writing on it specifaclly stated : "Refill with Dextron"
oh and do yourself a favor before you fill the resevior, CLEAN the hell out of it with either solvent or brake cleaner, there is a screen inside that can get clogged up with crud.