Endro!
Destined to defeat the Demon King, Yusha attends an adventurer school with her friends.
Fate/Apocrypha
The theft of the Greater Grail from Fuyuki City leads to a splintered timeline in which the Great Holy Grail War is waged on an unprecedented scale.
Fight Ippatsu! Jūden-chan!!
Jūden-chan (aka Charger Girls) monitor the levels of depression in people. Wackiness ensues.
Flip Flappers
Two girls work for a small organization of scientists called FlipFlap and explore a parallel world.
From the New World
In a post-apocalyptic world set a thousand years after our era, the remaining humans, now with telekinesis, live in a seemingly peaceful society, but dark secrets of the past will soon be discovered by a small group of friends.
Fumikiri Jikan
What do two people talk about at a railroad crossing?
Future Diary
A diary can predict the future and let you become god. Sure.
Gargantia on the Verdurous Planet
In the future, Ledo, a young soldier of the Galactic Alliance of Humankind, finds himself on Earth.
Gate
Tokyo can travel to a fantasy land, so naturally the military gets involved.
Gintama
A samurai negotiates life in a city conquered by aliens.
Girls Bravo
A high school boy who is allergic to girls who is transported to a mysterious world with a mostly female population; when he returns, one of the girls from that world becomes his housemate.
Godannar
AKA Shinkon gattai Godannar!! In 2042, alien threats known as the Mimetic beasts laid waste to Japan. During a final…