In the near future, in a world born of human imagination, what humans would call ghosts or monsters appear, and they come to be called "phantoms." Haruhiko Ichijō, is a first year at Hosea Academy along with his upperclassman Mai Kawakami, who fights phantoms with the ability "Spirit of Five Elements," Reina Izumi, who has the ability "Phantom Eater," and Koito Minase, who fights phantoms in solitude. They experience the ups and downs of high school life before a certain incident leads them to the truth of this world.
Myriad Colors Phantom World (Season 1)
Age of Phantoms (Episode 1)
Writer: Fumihiko Shimo
Air date: 2016-01-07
Runtime: 24 min
Overview: Clumsy Haruhiko and violent Mai need more people on their Phantom-fighting team. They meet a Phantom Eater, Reina.
Take Out the Annoying UFO! (Episode 2)
Writer: Fumihiko Shimo
Air date: 2016-01-14
Runtime: 24 min
Overview: The team sets out to deal with security robots turned Phantom. But it turns out that Minase Koito was already there, fighting the haywire robots with her beautiful voice.
Operation Copy-Paste Memories (Episode 3)
Writer: Fumihiko Shimo
Air date: 2016-01-21
Runtime: 24 min
Overview: A pair of Phantoms terrify people as they try to cross a bridge. The team goes to investigate, and Mai begins to remember something odd about the place.
Fake Family (Episode 4)
Writer: Fumihiko Shimo
Air date: 2016-01-28
Runtime: 24 min
Overview: After a huge victory feast with the team, Reina vanishes on a mysterious bus, hypnotized.
I Can't Use My Special Abilities (Episode 5)
Writer: Fumihiko Shimo
Air date: 2016-02-04
Runtime: 24 min
Overview: A vicious Phantom attacks the rabbit hutch at school. Koito is tasked with hunting it down, but she hurts her throat, shutting down her abilities.
Kurumi and the Teddy Bear Kingdom (Episode 6)
Writer: Yuka Yamada
Air date: 2016-02-11
Runtime: 24 min
Overview: Kumamakura Kurumi sucks Haruhiko and the gang into a fantasy world inside her own mind, filled with talking bears and giant mushrooms.
Schrödinger's Cat Mansion (Episode 7)
Writer: Reiko Yoshida
Air date: 2016-02-18
Runtime: 24 min
Overview: The team investigates the spontaneous cat-ification of the school's students.
Break Through the Monkey Hot Spring! (Episode 8)
Writer: Masashi Nishikawa
Air date: 2016-02-25
Runtime: 24 min
Overview: Hosea Academy is invaded by a band of pervy hot spring monkeys.
The Strange Tale of the Bakumatsu Phantom (Episode 9) 9.0
Writer: Fumihiko Shimo
Air date: 2016-03-03
Runtime: 24 min
Overview: The team gets recruited to perform in a play about a Phantom in medieval Japan. As they're rehearsing, Koito notices the presence of a real Phantom nearby.
Little Ruru's Big Dream (Episode 10) 3.0
Writer: Yuka Yamada
Air date: 2016-03-10
Runtime: 24 min
Overview: A witch Phantom grants Ruru's wish to become human. She gets her wish, but...
Tiny Haruhiko-kun (Episode 11)
Writer: Reiko Yoshida
Air date: 2016-03-17
Runtime: 24 min
Overview: Haruhiko returns to his childhood -- literally -- and he doesn't remember ever being any older.
The Mother Hath Returned (Episode 12)
Writer: Fumihiko Shimo
Air date: 2016-03-24
Runtime: 24 min
Overview: Reports abound of a Phantom attacking students and taking their special abilities. Meanwhile, Haruhiko is reunited with his mother.
The Eternal Phantom World (Episode 13)
Writer: Fumihiko Shimo
Air date: 2016-03-31
Runtime: 24 min
Overview: Enigma storms the Alayashiki research facility.
