2) The last name of the player character (Ryu Hayabusa) who was a ninja from the Ninja Gaiden video game series by Tecmo. Known game installments span from the NES, SNES, Atari Lynx, Arcade/MAME, MS-DOS, Gameboy, XBox and possibly others unreleased as of now. Ryu Hayabusa has also been featured in the Dead or Alive video game series that spaned various systems including arcade cabinets. Searching for Ryu on the web, including Urbandictionary.com will more than likely yield results related to the Street Fighter character Ryu, so it would be best to search for Ryu Hayabusa, Ryu + Ninja Gaiden or Ryu + Dead or Alive for anything related to this particular character
2) Ryu Hayabusa is the Ninja from Ninja Gaiden. Do I really need a text example for that?