Some of the plot of this show is inspired by urban legend, John Titor.
Steins;Gate
Dan Katou
Naruto
"I am a genius basketball player!"
Sakuragi Hanamichi (Slam Dunk)
Wandering Witch
The Journey of Elaina
The name of the series directly translates to cicadas.
Higurashi (When They Cry)
The author of Sailor Moon is married to the author of this shounen manga.
Hunter x Hunter (also Yu Yu Hakusho)
Suguru Koshigaya
Non Non Biyori
"Fuyukai Desu." ("How unpleasant.")
Mirai Kuriyama (Kyoukai no Kanata)
Yorimoi
A Place Further Than The Universe
A suicidal girl teams up with a kill-hungry boy.
Angels of Death
EGOIST was a band originally formed for just this anime. However, they continued to make music due to their popularity.
Guilty Crown
Kazumi Kawachi
Usagi Drop
"Cheerio!"
Togame (Katanagatari)
Trouble / Love (Hint: say it slowly!)
To-Love-Ru
This manga takes place in an academy infested with zombies and murderous beasts. Its 2010 anime adaptation was very popular, however the manga was discontinued in 2017 after the author passed away.
High School of the Dead
The author for this critically acclaimed isekai light novel is Brazilian-Japanese and was actually born in Minas Gerais, Brazil. This LN got a one season anime adaption and a movie.
No Game No Life
Episode
Monogatari Series
"Sore Aru!"
Kaori Iromoto (Oregairu)
The One Being Sung
Utawarerumono
Students gather in their high school at night to bid farewell to a friend by using small paper charms shaped like dolls.
Corpse Party
As shown in this romance anime, a cult going around universities to attract new followers was based on the doomsday cult Aum Shinrikyo, a terrorist group responsible for the Tokyo sarin gas attack.
Golden Time (episode 3)
Kayo Ookawa
Yasashii Sekai no Tsukurikata
"Nipaa~ mii"
Rika Furude (Higurashi)
Fast Break!
Ro-Kyu-Bu!
This was director Satoshi Kon's last feature film before his death in 2010. (Hint: spice)
Paprika