Today, we are talking about most underrated Action Anime Series, These series are mostly overlooked and it can be possible that you did not even heard about these action anime series.
Why are we creating a list of underrated action anime you ask ? well because … every action anime fans watched every single popular main stream anime series.
If you think these action anime series are unknown because the have bad animation or story we you maybe wrong some of them are pretty good to watch.
Sometimes these anime air just on wrong time when main streams anime are getting hyped then every anime fan busy watching them and sometimes they released these action anime series without any pre-promotion or teasers.
So, Otaku lets just dive into the list without wasting anime more time here are 16 underrated or unpopular action anime series.
16. BlazBlue: Alter Memory
The story of this action anime is set in December of 2199, when the streets are full of anticipation for the end of the year and the start of the new one.
Amid the celebrations, word spreads that Ragna the Bloodedge, an SS-class rebel with the highest ever bounty on his head, has appeared in the 13th Hierarchical City of Kagutsuchi.
The apparent aim of Ragna or the “Grim Reaper” is the destruction of the system controlling the world. To collect the bounty, a motley array of unrivaled fighters converge on Kagutsuchi.
15. Aoki Hagane no Arpeggio: Ars Nova
In this action anime story, a Fleet of Fog loaded with super weapons suddenly appear all over the world. Without the ability to withstand this fleet, humanity was defeated and could no longer travel the seas.
17 years after the devastating naval war, Chihaya Gunzou and his friends somehow commandeer a Fleet of Fog submarine and rename it I-401. Together with Iona, they take on the Fleet of Fog.
- Episodes: 12
- Genres: Action, Sci-Fi, Seinen
- Studios: SANZIGEN
14. Asura Cryin’
One day, his life is turned upside down as his world changes into a new one, one which he couldn’t imagine before.
13. Akiba’s Trip The Animation
This action anime Set in Akihabara, the shopping area has been invaded by creatures known as “Synthisters” who prey on the patrons of Akihabara, feasting on their social energy and will to live.
These enemies can only be stopped by direct exposure to sunlight, meaning to defeat these synthisters their clothes need to be ripped off exposing them to sunlight.
12. Air Gear
This action anime is about Minami “Ikki” Itsuki, is a student and a delinquent. Also known as the “Unbeatable Babyface,” Ikki is the leader of the youth gang by the name of “East Side Gunz.
” Upon his return home after being humiliated by a street gang of Storm Riders called the Skull Saders Ikki discovers a secret hidden from him by his benefactors, the Noyamano sisters.
The sisters belong to a group of Storm Riders who go by the team name of Sleeping Forest.
Keen on helping Ikki to regain his confidence and pride, they supply him with a pair of Air Trecks (abbreviated as “AT”). Ikki eventually settles his grudge with the Skull Saders, but in the process he receives more than the simple satisfaction of revenge.
Determined to experience the sensation of “flight” for as long as he can, our headstrong protagonist is quickly sucked into the mysterious, yet irresistible world of Air Treck. less
- Episodes: 25
- Genres: Action, Comedy, Ecchi, Shounen, Sports
- Studios: Toei Animation
11. A.I.C.O.: Incarnation
This action anime Set in the near future in Japan, year 2035. A major incident was known as “Burst” which was caused by researching artificial life.
A certain AI called “Matter” has eroded the Kurobe Gorge. Entering the research city, which has been called as humanity’s last hope, has been prohibited by the government.
Two years later, Aiko Tachibana, a 15-year-old girl who lost her family from the incident, was told by a transfer student named Yuuya Kanzaki the truth that Aiko didn’t know regarding a secret hidden within her body.
The key to solve the mystery is said to be in the Primary Point, the center of Burst. When a boy and a girl, who bears the future of humanity, meet, what will be the new truth?
- Episodes: 12
- Studios: Bones
- Genres: Action, Sci-Fi
10. Atom: The Beginning
In this action anime Japan in the near future suffers an unexplained major disaster. Five years later, reconstruction is well underway.
Two young researchers at a university are pinning all their hopes on robot development. Now their new interpretation of the eternal hero Astro Boy up until his birth is just about to start!
- Episodes: 12
- Studios: Production I.G, OLM, Signal.MD
- Genres: Action, Sci-Fi, Mecha, Seinen
9. Triage X
This action anime is about Mochizuki General Hospital boasts some of the most well-trained (and well-endowed) nurses in town.
But though these ladies spend much of their day battling sickness, their after-hours are spent fighting a very different sort of disease…
Under the leadership of the hospital chairman, a handful of staff members and local teenagers form a group of mercenary assassins, targeting the “cancers” of society and excising those individuals before their wickedness spreads.
- Episodes: 10
- Studios: Xebec
- Genres: Action Anime, Adventure, Ecchi, Shounen
8. Druaga no Tou
It is said that every few years, there is what’s known as the “Summer of Anu.” During that summer, thanks to the divine protection of the sky-god Anu, all of the demons in the tower lose their power.
The country of Uruk has begun an invasion of the tower in order to suppress the demons.
They’ve built up positions inside the tower, with their sights set on getting to the upper levels.
The Uruk army knows that this is the third Summer of Anu-a perfect time to launch a mission to suppress the monster Druaga once and for all. The army soldiers aren’t the only ones in the tower, though.
An enitre city called Meskia has formed inside the tower’s first floor. It plays host not just to soldiers, but also to adventurers who have heard rumors about a legendary treasure called the Blue Crystal Rod, which is said to rest at the very top of the tower.
With all these different groups in the mix, each with its own agenda, one can only guess how things will play out during this unusual summer.
- Episdoes: 24 / Two Seasons
- Studios: Gonzo
- Genres: Adventure, Comedy, Fantasy
7. Peace Maker Kurogane
Although traumatized by witnessing the murder of his parents by one of the Choushuu, Ichimura Tetsunosuke’s thirst for revenge lead him to desire strength.
At the age of 15, Tetsunosuke approached the Shinsengumi, wanting to become one of its members.
However, Tetsunosuke lacked the skill, mind and will to emotionlessly cut down whoever threatened peace and the Shinsengumi.
Even with the support of his brother Tatsunosuke and his newfound friends of the Shinsengumi, little did Tetsunosuke know the blood and pain he would have to face being part of this historical group.
- Episodes: 24
- Studios: Gonzo
- Genres: Action Anime, Comedy, Historical, Samurai, Shounen
6. Tiger & Bunny
Schternbilt City is home to people called “Next,” who use their special abilities to protect the people as superheroes. These heroes solve cases and save lives so they can wear sponsor logos or acquire “hero points.”
Their activities are documented on the popular program “Hero TV,” which picks the “King of Heroes” in a yearly ranking.
The veteran hero Wild Tiger has always preferred to work alone, but now he’s been assigned the rookie Barnaby Brooks Jr., who has a different perspective on being a superhero.
- Genres:Action Anime, Mystery, Comedy, Super Power
5. Arslan Senki
In the prosperous kingdom of Pars lies the Royal Capital of Ecbatana, a city of splendor and wonder, ruled by the undefeated and fearsome King Andragoras.
Arslan is the young and curious prince of Pars who, despite his best efforts, doesn’t seem to have what it takes to be a proper king like his father.
At the age of 14, Arslan goes to his first battle and loses everything as the blood-soaked mist of war gives way to scorching flames, bringing him to face the demise of his once glorious kingdom.
However, it is Arslan’s destiny to be a ruler, and despite the trials that face him, he must now embark on a journey to reclaim his fallen kingdom.
- Episodes: 33 / Two Seasons
- Studios: SANZIGEN, LIDENFILMS
- Genres: Action, Adventure, Historical, Drama, Fantasy, Shounen
4. Nurarihyon No Mago
Rikuo Nura, is 3 parts human and a quarter Demon, lives in a house of spirits with his grandfather, The current clan head of the Nura youkai. Rikou is set to be the next clan head, despit the fact he dilikes his demon side.
He soon come to terms with his demon blood and decides to take his position as young master of the Nura house. However there are those who will certainly not allow it to be easy.
- Episodes: 50 / Two Seasons
- Studios: Studio Deen
- Genres: Action, Demons, Shounen, Supernatural
3. The law of ueki
Kousuke Ueki, a student of the Hinokuni Junior High School, is picked by a God Candidate, Koba-sen, to participate in a competition where people battle out to become God and only the strongest will prevail.
Embodied with the ability to turn garbage into trees, Kousuke will be joining in the battle against other junior high school students in this selection.
This sets the premise for the earth-friendly battle where the students will pit their powers against the rest.
- Episodes: 51
- Studios: Studio Deen
- Genres: Action, Adventure, Comedy, Super Power, Supernatural, Drama, Shounen
2. 91 Days
The time is 1920, five years after National Prohibition Law took place at a city called Lorel in the United States.
Main character Avilo arrives to join the Vampiro family mafia undercover in order to seek revenge of killers who killed his parents and brother in this mafia.
A Killing starts kills. Revenge starts new revenge. A story of vengeance and sorrow starts now.
- Episodes: 12
- Genres: Action, Drama, Historical
- Studios: Shuka
1. Darker Than Black
In Tokyo, an impenetrable field known as “Hell’s Gate” appeared ten years ago. At the same time, psychics who wield paranormal powers at the cost of their conscience also emerged.
Hei is one of the most powerful of these psychic agents, and along with his blind associate, Yin, works for one of the many rival agencies vying to unlock the mysteries of Hell’s Gate.
- Episodes: 37 / Two Seasons
- Studios: Bones
- Genres: Action, Sci-Fi, Mystery, Super Power
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