The popularity of the manga industry has increased drastically in the last few decades. More and more people are flocking to it because of the unique stories that are told by the authors. There are numerous manga, which have been called masterpieces by the masses, from first and foremost the story, how it is told, and characters that make each panel enjoyable, and lastly, a world that is believable and mysterious at the same time.
Then a time comes where the manga gets an anime adaptation, which further boosts its popularity. This is how it usually goes, but it isn’t all sunshine and rainbows. Sometimes the anime adaptation falls short on so many levels. In other cases, the manga doesn’t even receive an adaptation. With that in mind, here are some legendary manga series that have been victims of these problems.
6
Berserk Hasn’t Had A Good Anime Since 1997
Berserk is the highest-rated manga on MyAnimeList. It has a breathtaking and compelling story that highlights numerous aspects of life and, most of all, the struggle of a human being against instrumental odds. While it may feel depressing at times, there are moments in the story that show the readers that there is light at the end of the dark tunnel.
The last Berserk anime that aired was a CGI mess that butchered the series’ reputation. It was a disheartening thing to witness. To this day, the only good adaptation of Berserk is the anime that released back in 1997, which was perfect. All in all, it is a crime that such a series hasn’t been getting proper anime.
5
The Promised Neverland Anime Played With The Feelings Of The Fans
The Promised Neverland is one of the biggest what-ifs in manga history. When it debuted, it became immensely popular because of its world and its mysterious story. In next to no time, The Promised Neverland captured the hearts of thousands of people, and with every passing chapter, its fame continued to rise. Naturally, the anime was greenlit, which generated more hype for the series. The first season was released and was praised by all for its story and characters.
But after the release of the second season, it all came crashing down. It concluded the entire story of the manga in less than 15 episodes. Many characters were cut and arcs were left incomplete, turning it into an incoherent mess. Over 100 chapters of the manga were crammed into the new season, prompting massive backlash.
4
One Punch Man Fell Off Hard After Its Second Season Premiered
One-Punch Man is one of the many manga that have an overpowered protagonist. But in that highly saturated genre, it has found success. The manga follows Saitama, who is a powerful individual who is on the lookout for a strong opponent so that he can enjoy fighting again. The manga itself has some of the most impressive fights, which are phenomenally depicted with the help of an exquisite art style.
The first season of the anime upon its arrival increased the manga’s popularity significantly. The quality put on display left fans wanting for more. However, the second crushed all expectations. The season had bad animation throughout, which was a letdown. It didn’t have the fluidity of the first season. Even the third season was heavily criticized for having even worse animation.
Who’s That Character?

Identify the silhouettes before time runs out.
3
The Climber Is A Phenomenal Manga With No Anime Adaptation In Sight
Unlike many manga, the Climber isn’t set in a fantasy world; instead, it is grounded in reality. It is a seinen manga that shows the story of a man named Buntaro Mori who loves to traverse mountains because that is where he finds his peace. The manga focuses on things like self-isolation, pushing through tough times, and never giving up.
It captures the essence of what it is like for a human being when they come face-to-face with the unknown, and this makes the story more relatable to the readers on many levels. It has some of the best visual set pieces in all of manga history, which begs the question: why hasn’t it gotten an anime adaptation?
2
20th Century Boys Is A Legendary Manga That Is Still Praised
Naoki Urasawa has created some of the best manga series that are out there. He has blessed the world with manga like Monster, Pluto, and 20th Century Boys. Each manga features a compelling story, one that will stick you forever. Out of the aforementioned works, 20th Century Boys features one of the best mysteries in manga history. It follows a man trying to learn the identity of a man known as “Friend.” The only thing known about him is that he is a cult leader who seeks world domination.
20th Century Boys is masterfully told through its run time, where there are multiple plots, characters, and emotion-filled scenes throughout the series. It is a roller coaster of a ride, filled with twists and turns. The manga does not have an anime adaptation at all, which is a shame.
1
Vagabond Is Unfinished But Still Deserves An Anime
Vagabond is a manga series that follows the story of the legendary Miyamoto Musashi and his goal of becoming the strongest under the sun. The strengths of the manga are its visuals and story, both of which have been handled beautifully by the author. The main protagonist is likable. That along with the other amazing cast of characters makes reading Vagabond much more pleasing.
The fight sequences are drawn to perfection, and each one of them has weight attached to it. Currently, the manga is on hiatus, which has left the fans in a troubled position. Unfortunately, there is no news about the manga’s return or that of a possible anime adaptation.
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