The Demon Girl Next Door

Awakening her dormant abilities as a devil one day, Yuuko Yoshida aka Shadow Mistress Yuuko, is entrusted with the mission to defeat the Light clan's shrine maiden, a magical girl, by her ancestor Lilith. Yuuko meets magical girl Momo Chiyoda through her classmate Anri Sada, and challenges her to a duel, but loses quickly due to her lack of strength. Since then, Yuuko has struggled with her role as a devil and her duel with Momo, and borrowed help from her regularly. However, by a strange coincidence, Yuuko also weakens Momo by taking away her power to cooperate in protecting the peace of Tama city.

Season 2

Our favorite supernatural powerhouse, Shamiko, AKA Shadow Mistress Yuko, aims to break the curse placed on her family by the Clan of Light. Along the way, she forms an unlikely allegiance with Momo, a rival from the Light Clan! They'll need to work together to find another magical girl who's gone mysteriously missing, and what this? There's a dangerous force lurking somewhere in the city, plus Shamiko's mysterious father might be closer than she thinks?