National Phlebotomy Education Resource
Seinen anime and manga are targeted towards an older male audience and typically feature more mature themes, complex storylines, and graphic content. Here are some popular seinen anime series and manga:
Dr. Kenzo Tenma, a brilliant Japanese neurosurgeon working in Germany, saves the life of a young boy named Johan Liebert. Years later, Tenma discovers that the boy has grown into a charismatic, psychopathic serial killer.
For fans who prefer intellectual mind games, moral ambiguity, and suspense, these psychological masterpieces deliver intense narrative tension. Attack on Titan (Shingeki no Kyojin) Completed. Manga Status: Completed by Hajime Isayama.
The cinematic direction offers a gritty, movie-like atmosphere rare in television anime.
Dr. Kenzo Tenma, a brilliant Japanese brain surgeon working in Germany, chooses to save the life of a young boy over a wealthy politician. Years later, Tenma discovers that the boy he saved has grown up to become a charismatic, psychopathic serial killer. hentai anime dark shell ep 1 2 complete uncensored full
Thorfinn, the son of a legendary Viking warrior, grows up on the battlefield seeking vengeance against the mercenary leader who murdered his father.
A completely faithful 74-episode adaptation by Madhouse that maintains the slow-burn, chilling atmosphere of the source material.
: The definitive Studio Ghibli masterpiece that remains the top-rated anime film on most critic lists.
For April 2026, the anime landscape is dominated by the return of global hits like and , while the manga scene sees new "legacy" series like Kagurabachi and Jujutsu Kaisen Modulo rising to the top. Trending Anime Series (Spring 2026) Seinen anime and manga are targeted towards an
The manga is an absolute mandatory read. It is a profound, albeit brutal, exploration of fate, trauma, resilience, and human ambition. 2. Vinland Saga
Gege Akutami’s artwork is raw and kinetic, featuring unpredictable plot twists that subvert traditional shonen tropes. Chainsaw Man
It subverts classic battle tropes with a dark magic system, brutal consequences, and some of the most fluid, visually stunning fight choreography in modern anime history. Demon Slayer: Kimetsu no Yaiba Anime Status: Ongoing, produced by ufotable. Manga Status: Completed by Koyoharu Gotouge.
: From the creator of Fullmetal Alchemist , this series has quickly claimed the #1 spot on Japanese streaming site Niconico. Re:Zero - Starting Life in Another World Years later, Tenma discovers that the boy has
Unlike traditional romance anime that drag out the "will-they-won't-they" dynamic for hundreds of chapters, Horimiya features fast-paced, realistic relationship progression. It focuses heavily on communication, vulnerability, and friend groups. Sci-Fi and Seinen (For Mature Audiences)
Guts, a lone mercenary known as the Black Swordsman, travels a brutal medieval dark-fantasy world seeking revenge against his former commander and friend, Griffith, who sacrificed their entire mercenary army to become a god.
A street kid trying to survive in a technology and body-modification-obsessed city of the future loses everything and becomes an edgerunner.
Tanjiro Kamado joins the Demon Slayer Corps to find a cure for his sister, Nezuko, who was turned into a demon.