Yukari Tamura
Doga Kobo also produced one direct-to-video (OVA) episode of "Hoshikaka". News of it was posted on August 12, 2011, mentioning that a new character would be voiced by singer-songwriter Yukari Tamura. Updates were added from September 5 to November 28, and on December 21, the episode was released as a limited and regular edition DVD and Blu-ray.