HuneX released the 2nd original and free PlayStation Vita theme based on the Fata morgana no Yakata – COLLECTED EDITION which released on March 16, 2017 in Japan on Vita. You can find the theme in the Japan PSN in here: https://store.playstation.com/#!/ja-jp/cid=JP0746-PCSG00961_00-FATAMORTHEME0002

If you missed the first one, you can still download it for FREE from here: https://store.playstation.com/#!/ja-jp/cid=JP0746-PCSG00961_00-FATAMORTHEME0001