According to Amazon Japan, a two-part OVA series based off the ｢ToHeart 2: Dungeon Travelers｣ PSP game has been announced.

*OVA Release Schedule:

  • Volume 1 — February 22nd, 2012
  • Volume 2 — March 21st, 2012

The ｢ToHeart 2: Dungeon Travelers｣ spin-off RPG from Aquaplus was originally released on June 30th, 2011.

*Game PV:

[Source]