Yuuri awakens on an interstellar cruiser with no memories only to be told that Earth was destroyed by an alien race and humanity has fled to space. Unfortunately, it seems that one of the Gnosia, the aliens bent on eradicating humanity, have snuck onboard disguised as one of the passengers.
After Yuuri and the remaining passengers believe they know who it is, he finds that—in the end—they voted to enact countermeasures on the wrong suspect and he is brutally killed by the impostor.
Yuuri awakens again to find he has looped back in time and can attempt to catch the alien again, but not all is exactly as he left it.
There is an impostor amongus. If you are looking for more anime recommendations like Gnosia, head on down below.
Anime Like Gnosia
For Fans of Find the Impostor
Astra Lost in Space
In 2061, the students of Caird High School go to Planet Camp in space. However, Group B5 arrived at their camp site only to be engulfed by a glowing sphere and transported 5000 light years away.
In a spot of luck, they find an abandoned space ship nearby and now must struggle to both survive and get home.
Similarities Between Gnosia and Astra Lost in Space
- A series of people are on a space ship, and at least one of them is not who they seem
- Finding the traitor is important to survival, but not as important as you’d think
- Sci-fi characters with unique sci-fi circumstances
Differences Between Gnosia and Astra Lost in Space
- Astra Lost in Space is about a linear journey through space back to earth
- Astra Lost in Space is less about a murderer being onboard and more about someone trying to sabotage them for various reasons.
- The survival in Astra Lost in Space is more about finding the resources they need to live—food, water, air, fuel.
Talentless Nana
Earth has been assaulted by monsters that have come to be known as the “enemy of humanity.” To combat this, secluded schools were formed to train children with extraordinary powers to fight back.
However, that is an elaborate lie.
The truth is that these super powered children are the threat to humanity and one powerless girl has been sent to their school to kill them off.
Similarities Between Gnosia and Talentless Nana
- A group of people are locked up in a place where someone keeps murdering them
- Trying to catch the murderer is a portion of the plot, but things are not as they seem
- Quirky, uniquely designed individual characters
Differences Between Gnosia and Talentless Nana
- Talentless Nana is about children who develop superpowers being sent to an island to be trained as heroes. Someone starts murdering them.
- You know pretty quickly who the murderer is in Talentless Nana, and it never changes.
- Talentless Nana is less about solving the mystery and more about how to make the next kill and continue to get away with it
Rokka – Braves of the Six Flowers
According to legend, the revival of the Demon God will cause the Goddess to appoint six heroes, called Braves, to prevent the world from becoming a living hell. Adlet Mayer, the self-proclaimed strongest man in the world, travels to Piena in hopes of becoming a Brave.
After being briefly jailed for causing trouble, he is indeed called and he sets off on a journey with the princess, another Brave, to defeat the Demon God. However, when all six Braves assemble, there are seven in total and the others soon suspect Adlet is a fraud.
Similarities Between Gnosia and Rokka
- A group of people is gathered in a place to do a thing, but one of them is an impostor!
- The plot is figuring out who the impostor is by investigating and fighting each other
- Things are not quite as they seem
- Quirky, uniquely designed individual characters
Differences Between Gnosia and Rokka
- Rokka is set in a medieval-type fantasy world and follows heroes chosen to slay the demon king.
- Think of Rokka as one long round of investigation. There is no time looping.
- Rokka features more fighting and deeper intrigue
For Fans of Time Looping Mystery
Summertime Render
After his parents died, Shinpei went to live with the Kofune family on Hitogashima Island. After leaving for school in Tokyo he has not been back since, but after receiving word that one of the two Kofune daughters, Ushio, drown tragically, he returns for the funeral.
However, with bruises on her neck, there is some doubt if Ushio’s accident was truly an accident.
As he considers her death, strange things begin to take place on this island that forces Mio, Ushio’s sister, to recall an old tale about how seeing a person that looks just like yourself foretells your own death.
Similarities Between Gnosia and Summertime Render
- Time looping mystery story where, if you get it wrong, you’re going to die, but get to do things over again
- A mysterious entity is killing people and is also hiding in the shape of a human
- Occasional vicious death
Differences Between Gnosia and Summertime Render
- Summertime Render is less formulaic with its time looping. Sometimes events go wildly different.
- Summertime Render has a clear end goal
- The characters in Summertime Render all have their memorable quirks, but they are just normal contemporary Japanese people in essence and design.
Higurashi – When They Cry
Keiichi Maebara just moved from Tokyo with his family to the small town of Hinamizawa in the summer 1983.
As the town is so small, school children of all ages are lumped into one class. There he becomes fast friends with four girls where he spends his days after school idly playing games.
However, as the town’s annual festival approaches, he learns about a series of murders, disappearances, and other mysteries that surround it.
When he confronts his friends, he finds them mysteriously tight-lipped.
Similarities Between Gnosia and Higurashi
- Time looping murder mystery about trying to catch someone and dying when that doesn’t work out.
- Uniquely designed characters with occasional moments of psychopathy
Differences Between Gnosia and Higurashi
- Higurashi is set in an eerie rural town where something odd is happening
- The time looping character in Higurashi isn’t who you necessarily expect
- Higurashi has the more complex story and is told in a non-linear way that can make it hard to grasp at times.
- Higurashi is wildly more graphic with its violence.
For Fans of Murder Mystery Solving
Danganronpa
Hope’s Peak Academy is an elite high school where those accepted are given special titles that showcase their skills. This year, only fifteen were accepted, and one of them was the completely normal Makoto Naegi who got in on sheer luck.
The students are thrilled to be in such a prestigious school. That is, until they are trapped inside the school by principal and bear Monokuma who tasks them with killing one of their peers and not getting caught by the others in order to escape.
However, if they are caught and found guilty in a trial, they will be executed instead.
Similarities Between Gnosia and Danganronpa
- Solving a murder-based mystery and trying to prevent deaths in an enclosed space they are locked in is the plot
- Formulaic storytelling (a murder, an investigation phase, then a trial) due to the type of game they are based on
- Quirky, uniquely designed characters
- A boy is trying to solve the mystery and a mysterious love interest is helping him while she looks into it herself.
Differences Between Gnosia and Danganronpa
- Danganronpa isn’t a time looping story. They are locked in a school together by a bear mascot that told them to murder and get away with it if they want to leave.
- Danganronpa goes more in depth with its characters, and when they die, they die for real.
- Danganronpa can be the sillier, quirkier series at times.
Erased
Recently, the detached, struggling manga artist Satoru Fujinuma finds himself going back in time to just minutes before tragedy strikes around him.
He has saved many lives with this power of “Revival,” but when he is wrongly accused of murdering someone close to him, Fujinuma finds himself sent back to his childhood. As he discovers, the recent death in his life is somehow connected the kidnap-murder of three children in the area that is about to happen.
This time, he may be able to use his power to save more than just one life, easing his past regrets in the process.
Similarities Between Gnosia and Erased
- Solving a murder mystery is the plot
- The main character can manipulate time while keeping their memories
Differences Between Gnosia and Erased
- Erased is about traveling back in time to stop a series of child murders that lead to another murder in the future. Time is not looping the same way as in Gnosia.
- Erased features a standard murder mystery story where there is one killer and they are trying to figure out who it is.
The Kubikiri Cycle
Due to a mysterious disease, the genius Iria Akagami has been confined to a mansion on an isolated island by her family. With just a handful of maids, she entertains herself by inviting a series of fellow geniuses to stay at her home.
These visits continue for awhile until one guest is found violently murdered without a single clue as to why. With tensions running high, the assistant to computer savant Tomo Kunagisa takes it upon himself to solve the murder before anyone else meets a similar fate.
Similarities Between Gnosia and Kubikiri Cycle
- A group of people are in an enclosed space, and there has been a murder
- Trying to catch the killer is the plot
- Everyone there is some kind of eccentric, quirky person—except the exceptionally average main character.
Differences Between Gnosia and Kubikiri Cycle
- Kubikiri Cycle is about a genius’s assistant trying to solve a murder that happened during a dinner party with a bunch of other geniuses.
- Kubikiri Cycle is ponderous and dialogue dense
- Kubikiri Cycle is a fairly straightforward mystery told long.
Do you have more anime recommendations like Gnosia? Let fans know in the comments section below.
little info gnosia it’s taken from a visual novel