In 2001, the story of Koroshiya 1 was adapted into a live-action film directed by Takashi Miike.
The series has been available in Spanish since February 20, 2015, published by ECC Comics.

In 2001, the story of Koroshiya 1 was adapted into a live-action film directed by Takashi Miike.
The series has been available in Spanish since February 20, 2015, published by ECC Comics.
Main
Jijii is a very short, old man and the leader of a small band of exiles bent on destroying the notorious Anjou gang and making as much money as possible. To do this, he has taken a young man under his wing, whom he calls Ichi. Jijii has implanted false me...
Main
A sadistic and insane man from the pits of hell with only two things on his mind: "who is Ichi" and "where can I find him?"...
Main
On the surface, Shiroishi is just a simple-minded guy who works at a metal shop and enjoys stopping by the red light district. At night Shiroishi becomes Ichi the Killer. When pushed to the brink emotionally, Ichi becomes a sadistic monster capable of rip...
Supporting
A bodyguard for the Anjo-gumi who wishes to prove himself to his yakuza superiors and his son, far beyond their own belief in him....
Supporting
A Zainichi Chinese gangster, pimp and member of Jijiis expert cleaning crew and gang.(Source: Wikipedia)...
Ichi the Killer is a Seinen, Psychological, Thriller manga centered around twisted yakuza conflicts filled with psychological mind games. The narrative focuses on excommunicated gangsters seeking vengeance, though this becomes evident only as the story progresses.
For the most part, the tale follows a notorious assassin known by his codename, Ichi, and the missions he carries out under his so-called uncle's orders. While the main storyline may lack depth, it attempts to add layers by unveiling Ichi’s past experiences of bullying that shaped his current mental state. Although the connection to the present isn't well-articulated, it manages to tie into Ichi’s current target. Despite its repetitive cycle, the story offers numerous thrilling twists to keep readers engaged.
The artwork stands out due to the meticulous detail in every panel and character design, although most characters appear quite unsettling. This manga excels in depicting extreme gore and horrific violence creatively, so be prepared for some of the most nauseating scenes imaginable.
In summary, Ichi the Killer emerges as one of the most disturbing and gruesome manga ever created, with a convoluted story that only starts making sense deeper into the plot. It serves as a kind of inoculation for extremely bloody, violent manga; after reading this, you'll likely feel desensitized to similar content elsewhere. Overall, while it’s a decent read, it caters primarily to those who revel in graphic violence.
^_^
I don't understand the hype surrounding this manga. Perhaps it's due to the translation I read, but the story felt like a chaotic mess, one of the most incoherent I've encountered in a while. Essentially, it's a crime snuff manga with an undercurrent of psychological intrigue. The violence is outrageously excessive, and the ending leaves much to be desired, leaving any potential messages muddled by the finale.
Is it about memories being fictional tales we tell ourselves? Schizophrenia? Delusions? Are the grotesque portrayals and themes merely distractions from the core subject matter? Does it delve into S&M themes, suggesting personal satisfaction through the pain of others? Is the overarching theme about finding meaning in life? It's challenging to discern if there was any meaningful message at all.
The final reveal is both unsatisfying and predictable, becoming evident well before its arrival. The story itself is weak, relying too heavily on gory shock value to the point where it becomes tedious. On the upside, the artwork is quite decent and can be rather expressive at times.
Almost all the characters are unlikable degenerates with no real character development; they're mostly just 'there.' At least it's somewhat entertaining to watch their perverse personalities clash, but again, to what end?
The only enjoyment I derived from this manga was the curiosity of whether the story would lead somewhere worthwhile. Maybe I'm not intellectually equipped enough to appreciate this work, but honestly, I wish I hadn't wasted several hours reading through all the chapters.
Finished it. Washed off all those body fluids splattered across the pages. Held onto myself for a bit, just because. Took a deep breath.
I found Ichi to be ridiculous, vile, disgusting, and wonderful simultaneously. The violence, perversions, and neuroses are through the roof, but the artwork and unique characterizations serve as saving graces. Yamamoto is a brilliant artist with a genuine knack for drawing distinctive characters and providing them with backstories that inform their actions in the story quickly. The occasional urban scenes are also excellent.
I can't say I loved how it ended, and I want to know much more about the master manipulator, but I'm thrilled that Ichi exists and that I got to read it.
If I had to sum up this manga in one word, it would be DISTURBING. It’s the kind of story that leaves you both awestruck and repulsed at the same time.
This has got to be one of the most graphic and violent mangas I’ve ever read, and I started my year with this (I seriously need help, haha).
On a side note, I must warn anyone who is easily disturbed because it contains everything from decapitations to extreme body gore, even rape. It's truly messed up and makes me wonder how the author conceived such a twisted narrative. Kidnapping, drug abuse, sexual assault, physical violence, bullying—the list goes on. So, consider yourself warned and proceed with caution.
The action sequences are brilliantly choreographed, making it easy to follow along, and the artwork is excellent too. The manga’s main draw isn’t its storyline but rather the shocking amount of gore. The plot itself isn't stellar, but it does pack a surprising twist that caught me off guard.
Virtually every other page features scenes of sexual abuse, bloodshed, or something equally disturbing. Essentially, it's a non-stop gore fest.
All in all, it was a quick read thanks to the fast-paced action and rapid plot progression. I’d recommend it to anyone who enjoys gory, bloody stories. But beware, some scenes are so intense I can’t even describe them. Trust me, it’s definitely not suitable for minors. Additionally, it heavily revolves around Yakuza themes, which might appeal to fans of that genre.
However, if you can stomach the aforementioned elements, you’ll likely enjoy reading it as much as I did. Despite its brevity, it was an exhilarating journey—like a fever dream turned into a manga.
8/10.
Thanks for reading!
I watched Takashi Miike's live-action adaptation a long time ago (highly recommended for anyone interested). I'm a big fan of Miike, and I found his adaptation intriguing, not necessarily the original work. A few months back, I discovered that the author of Koroshiya 1 was also behind Homunculous, which is a respected manga I haven't read yet. This discovery prompted me to give it a chance.
The movie has different aesthetic and style choices, but much of its content was already present in the manga. Miike didn't expand on the original with his imagination; instead, Koroshiya 1 itself is original, interesting, deep, dark, and risky in many ways. The most crucial aspect is the importance of Ichi and his story. In the movie, Kakihara is the central figure due to time constraints, whereas the manga expands and better explains the story, giving depth to each character and their motives. For instance, Kaneko is merely an extra in the movie, but here he serves as a counterpart to Ichi, someone who, due to bullying, can't activate his switch like Ichi does.
Ichi experienced bullying during his youth, and these traumas are exploited by Jijii, the mastermind behind everything and a fascinating character as the ultimate voyeur and creator. Jijii crafts Ichi into the ultimate killer, a disturbed individual whose traumas blend with current reality, leading him to kill everyone because Jijii convinces him that everyone is another bully from his past. This psychotic panic attack is a more profound approach than similar themes in works like Crying Freeman, which lacks real substance behind its romanticized tears.
I appreciate many aspects of this manga: the aesthetics, locations, the setting primarily within a building, and the psychological explanations—whether real or imagined—that aren't comfortable but create twisted yet sincere motivations behind characters' behaviors. This aligns with Miike's previous work, Voyeur, where surface behaviors versus hidden desires and motivations drive the characters. This manga now ranks among my top 25 favorites.
I discovered this manga after watching the 2001 live-action adaptation by Takashi Miike. My expectations were already high from the film, but this manga surpassed them all. Every character is meticulously developed, even minor ones receive detailed backstories and character arcs. From the mentally unstable Ichi to the masochistic Kakihara of the Anjo clan, the enigmatic Jiji, the treacherous Karen, and even lesser characters like the twins and Kakihara’s bodyguard Kaneko are well-rounded and not merely plot devices.
The storyline is impeccable. It's not just a masterfully constructed chase between an "ultimate" sadist and masochist; it also features a compelling subplot about a yakuza war. Both elements are fascinating and could stand alone as separate narratives. The artwork can be jarring at times and might appear unattractive to some, but it generally fits the tone. The gore and torture scenes are particularly noteworthy, clearly benefiting from significant effort and attention. While undeniably disturbing and sometimes going too far, they excel when done right.
If you enjoy twisted, gory, or yakuza-themed manga, I highly recommend giving this one a read.
Okay, first things first, having gone through "Ichi the Killer," I feel it's my duty to warn you that this series does not hold back. The imagery is graphic and twisted, many characters exhibit varying degrees of sadism or masochism, and the overall implications are deeply unsettling.
Despite all of this, it's crucial to note that these aspects make the story work. By not filtering content, "Ichi the Killer" can expose the darkest parts of the criminal underworld in the most unflattering light possible—a reality many of us would rather ignore. Thus, the series constantly teeters on the edge between alienating its audience and drawing them deeper into the narrative.
The setting, as mentioned, takes place in the criminal underbelly, specifically within Japan's red-light district. A significant location is an apartment complex housing multiple Yakuza gangs. This complex serves several purposes, the most relevant being a ceasefire zone for the gangs, allowing them to coexist, interact on a "business" level, and resolve conflicts diplomatically.
This is where the plot begins. We're introduced to four men sneaking into Yakuza territory who provide exposition about recent events. They reveal their leader (referred to as Ji-Ji) orchestrated the killing of a gang boss by the titular character, Ichi. Their mission is to clean up the crime scene before other Yakuza discover the death and raid the group's vault. This triggers a chain reaction involving Kakihara, the deceased boss's sadomasochistic underling, who seeks answers about his boss's disappearance while punishing anyone involved in gruesome ways.
The story follows the perspectives of Ichi, Kakihara, Ji-Ji, and their associates, giving readers insight into the unfolding events. While some details are intentionally withheld to maintain tension, by the end, there's a certain payoff despite unresolved elements and occasional pacing issues when focusing on Ichi.
The characters generally feel well-developed, albeit with pronounced traits, and they interact compellingly. Given the brutal nature of deaths, characters often receive development before their demise, leaving a lasting impression on readers even if they weren't initially likable.
Much enjoyment comes from the humor, ranging from pitch-black to relatively lighthearted, which balances the frequent displays of pure sadism. If you have a penchant for sadism, you might enjoy the over-the-top violence, though it becomes harder to appreciate as scenes grow more bloodthirsty.
Finally, the artwork deserves special mention. "Ichi the Killer" is superbly illustrated, with consistently detailed characters and environments, each distinct enough to avoid confusion. This also means the torture scenes, all sickening to contemplate, are meticulously rendered—something to keep in mind.
So, if you're seeking a unique psychological manga and can handle themes of sadism/masochism, full-frontal nudity, grotesque torture, and extreme violence, then I recommend reading this. However, if you start feeling squeamish during or even just thinking about it, it's sensible to skip it.
NEVER READ IN THE BATHROOM!
Koroshiya 1 or Ichi The Killer is a tale about a twisted teenager with extraordinary superhuman strength. In a city plagued by crime, it's Ichi's responsibility to clean up the chaos left by the Yakuza/Japanese Mafia.
This seinen manga is packed with gore, blood, body horror, and frequent use of the word 'rape,' making it unsuitable for many readers. Additionally, the series delves deeply into manipulation and bullying, or more accurately, 'manipulating through bullying,' which might be uncomfortable themes for some. I started this series because I was intrigued by gory manga, but it was somewhat disappointing as it leaned more towards 'torture' than gore. There are scenes in this manga that could make you extremely uneasy.
Overall, it was an okay read. I found the protagonist unlikable due to his cowardice, but that's precisely what defines his character's strength. The character who kept me engaged until the end was Ojii-San; you could say he was the central figure of the entire story.
I give it an overall score of 6/10 because I was expecting something more extreme from this manga.