According to presepe, a second 「Air Gear」 OAD, entitled 「Kuro no Hane to Nemuri no Mori – Break on the Sky (Trick2)」, is slated to be released in March 17th, 2011. It will be bundled with the 31st volume of Oh! Great’s manga series (limited edition). The OAD will cover the “Kogarasumaru vs the Former Sleeping Forest” (Part 1) chapters from the 24th and 25th volumes.
The first OAD, entitled 「Kuro no Hane to Nemuri no Mori – Break on the Sky」, is scheduled to be released November 17th — bundled with LE manga volume 30. It will cover the “Ikki vs. Ringo” face-off found in the 16th volume.
The 「Air Gear」 manga series first debuted in May 16th, 2003. It has released 29 volumes to-date. On top of its success, a TV anime adaptation was produced by Toei Animation in April 4th, 2006 — which included 26 episodes total.