source was relying on for the CBR1100XX and the GSX-1300R.[4][20]Hayabusa (?) is Japanese for "peregrine falcon", a bird that often serves as a metaphor for speed due to its vertical hunting dive, or stoop, speed of 180 to 202 miles per hour (290 to 325 km/h), the fastest of any bird.[23][source was relying on for the CBR1100XX and the GSX-1300R.[4][20]Hayabusa (?) is Japanese for "peregrine falcon", a bird that often serves as a metaphor for speed due to its vertical hunting dive, or stoop, speed of 180 to 202 miles per hour (290 to 325 km/h), the fastest of any bird.[23][24] In particular, the choice of name was 24] In particular, the choice of name was