Kawada Industries has posted some concise promotional clips of the HRP-4, which show some alternate angles of the robot walking and a direct comparison with the HRP-2 Promet’s freedom of movement.  The HRP-4 performs the same routine seen at the press conference in a couple of redundant clips after the break.

Video (Walking) (Mirror):

[source: HRP-4 website (JP)] & [KTIKawadaGroup @ YouTube]

Video (Freedom of movement comparison) (Mirror):

Video (Warm-up) (Mirror):

Video (Turning & Flexibility) (Mirror):