Unaired OVAs bundled with the fourth Blu-ray and DVD volume.

The first OVA, titled "Iroiro Danshi!!" (Various Boys!!) is four minutes long and is about Wataru Mizoguchi suggesting that the Breakers' cheerleading team members quit and become different kinds of boys.
The second OVA is titled "Kantan!! Cheer Danshi to Issho ni Up Dance" (Simple!! Up Dance Together with Cheer Boys) and is 19 minutes long.

(Source: Anime News Network)