Majo Mao is a oneshot that comes from the series called: koufuku Daibu

Mao (a witch) comes to the human world in search of a cell phone containing the souls of 1000 demons. In order to find the phone, she enrolls in a high school, where she meets Kento, a boy who refuses to believe in the existence of witches!

Contains 4 oneshots:
1. Koufuku Dive ｢幸福ダイブ｣
2. Poison Angel ｢ポイズン エンゼル｣
3. Kurogane Girl ｢クロガネ ガール｣
4. Majo Mao! ｢マジョマオ！｣
-taken from Manga Zone Scans
Mao (a witch) comes to the human world in search of a cell phone containing the souls of 1000 demons. In order to find the phone, she enrolls in a high school, where she meets Kento, a boy who refuses to believe in the existence of witches!
(Source: MU)