180. you never take your eyes off the landing.switch 180, never take eyes off landing and land forwards.switch 3, also never take your eyes off landing if you look over your shoulder correctly.
i think he was trolling, and if he was he is bad at it cause a flat 3 =/= a backflip japan..
a backflip japan is a backflip japana slightly off axis backflip is a flat 3.