Uke nagashi
Uchidachi steps forward in hasso, shidachi steps back in hasso. Starting with the left take 3 steps, on the 4th shidachi strikes right yokomen, stepping forward with the right foot. Uchidachi steps back with the left foot and matches strike. Repeat left. Shidachi steps forward, Threatens a tsuki, uchidachi steps back with left foot to jodan, steps forward with the right and strikes down on the sword.
Shidachi steps with the left foot to the left, performs uke nagashi (move right foot to the side as well) and strikes to men. Both walk to the centre, then part. Uchidachi always moves back first. This is a feint, using split timing, uchidachi anticipates a 3rd strike and moves to jodan, but you tsuki instead.