In the early morning of July 15th JST, unaired episodes of TV Tokyo channel were leaked on Youtube by a user named "TVTOKYOatYT". The leaked episodes are:
Seikimatsu Occult Gakuin
episodes 22 and 23
The account and the videos have already removed from Youtube by TV Tokyo.
Ito Tomohiko, the director of Occult Gakuin, posted in his twitter that "It's an act of Tengu
Source: Screenshot of the thumbnails
), Ito's tweet