Seventyoneophobia
The fear of the number 71 commonly caused by the jshk (toilet-bound hanako-kun) manga chapter 71. Extreme caution is advised when reading said chapter. People with Seventyoneophobia may start to cry when faced with the number 71 and have severe flashbacks.
Person 1: Oh that person has seventyoneophobia? A jshk stan?
Person 2: Oh I see....another one with no return
Person 2: Oh I see....another one with no return