This episode makes references to both MTV and Koolaid, though both in separate scenes. (edit)
In the scene where Haruko is performing CPR on Naota, a reference is made to The Matrix, in which the scene goes into slow motion and the camera rotates into a full 360 degrees. (edit)
Kamon: It’s that tominoesque thing, saying it’s Gundam but it’s basically just another giant robot anime, right?
This is a reference to the Gundam series created by Yoshiyuko Tomino, in which he expressed that it wasn’t another giant robot anime but rather a realistic show about war and humanity, though he lated admitted that it really was just another giant robot anime. (edit)
Kamon: Is it Naota’s Gundam Hammer?
This is a reference to the series Mobile Suit Gundam. (edit)
When Haruko is in front of the train waiting for it to pass, her face changes and it looks similar to that of a fox's. This is a reference to the Kitsune of Japanese mythology, which are notorious pranksters