Décosse ensures she is first to the grip in order to block her opponent, rolls the shoulder to keep the distance.
Lucie steps forward to square up, closing the space between herself and her opponent. A short, sharp motion to ensure the opponent cannot react.
A number competitive examples of Ouchi from Décosse.
Lucie teaches you her 'Tokui waza', Ouchi gari that can be used against left and right handed opponents.