Minami Kuribayashi
For the first half of the series (episodes 1-7), the opening theme is "Meiya Kadenrō" (冥夜花伝廊) by Minami Kuribayashi while the second half of the series (episode 8-12) is "Katana to Saya" (刀と鞘) by ALI PROJECT. However, the ending theme changes for each episode. For the noitamina rerun, the new opening theme song was "Hakushukassai Utaawase" by supercell, and Piko performed the new ending theme song "Kotonoha".