This is the fight being used by Sakura as jerk-off material, as far as I can tell; she's cumming to the moment around 4:45 when Daigo pulls off the sick comeback.

post #4653989 is the picture from last year referenced in the commentary, which runs off of the same gag (Onani- Day and Ryu's birthday both fall on July 21st (07/21)).

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