You know, when the land turns red. I just can't find it anywhere

So, I have 3 mangas I’ve been looking for but I never found. Maybe some slight gore in the description. The first one relates to a group of friends who found a notebook that lists all the urban legends. The notebook also provides them with challenges they have to complete, else face death. The gr...

I have 2 horror manga I’ve been trying to find, but I don’t know their names. The first one is about a group of students who found a notebook, which had a lot of haunted games, like one man hide and seek and the game that they played in the story, of which I don’t remember the name of. The game t...