As the leaves turn and the days grow shorter, there's no better excuse to cozy up with a great anime. October 2026 is shaping up to be a fantastic month for fans, with both Crunchyroll and Netflix rolling out a mix of highly anticipated sequels and fresh new series. Whether you're into fantasy epics, romantic comedies, or action-packed adventures, this month's slate has something for everyone.

Leading the charge are the long-awaited returns of The Apothecary Diaries and Black Clover, alongside the debut of the mysterious The Vermillion Mask. With so much to choose from, we've narrowed down the seven must-watch anime premiering this October to help you plan your viewing schedule.

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The Ramparts of Ice Season 2

Cast: Anna Nagase, Shouya Chiba, Satoshi Inomata, Fuuka Izumi

Koyuki Hikawa has always struggled to fit in, coming across as aloof and intimidating to her classmates. But beneath that exterior lies a girl who's simply insecure after rough middle school experiences. Everything changes when she meets Minato Amamiya and Youta Hino, who see past her walls and treat her like anyone else. Along with her friend Miki Azumi, they slowly help Koyuki open up, giving her the high school life she never thought possible.

Season 2 dives deeper into the group's evolving dynamics as each character grapples with their own insecurities. Koyuki's feelings become more complicated as Minato starts to pull away, while Miki and Youta face their own challenges. With emotions running high, the four friends must figure out what they truly want from each other—and whether their friendships can survive the strain.

The Apothecary Diaries Season 3

Release Date: October 2 | Studio: TOHO Studio | Streamer: Crunchyroll

Cast: Aoi Yuuki, Takeo Otsuka, Katsuyuki Konishi

Maomao is finally venturing beyond the rear palace in The Apothecary Diaries Season 3, but as always, trouble follows her. After the rebellion's end, she returns to her pharmacist work in the pleasure district. Things seem calm until a peculiar rumor piques her curiosity, dragging her into a mystery that quickly spirals into something far larger than she anticipated.

Meanwhile, Jinshi steps into his role as the Imperial Brother, but a troubling warning looms. Whispers of an immortal maiden surface just as the kingdom faces a devastating famine, and what sounds like an old legend may have real consequences. With Maomao chasing one mystery and Jinshi navigating new responsibilities, Season 3 promises to expand the story's scope beyond the palace walls.

Ranma 1/2 Season 3

Release Date: October 3 | Studio: MAPPA | Streamer: Netflix

Cast: Kappei Yamaguchi, Noriko Hidaka

If you're after something colorful and chaotic, Ranma 1/2 is a pure delight. This modern remake keeps all the ridiculous martial arts, over-the-top characters, and romantic entanglements of the classic, but with a fresh, vibrant look. Season 3 finds Ranma and Akane dealing with even more trouble, from Shampoo's relentless pursuit to a cookie war that spirals out of control.

Ranma still transforms into a girl with cold water, but that hasn't stopped his training—or his bickering with Akane, who he secretly cares for. With new rivals and misadventures on the horizon, including Cologne taking Ryoga under her wing, this season is packed with the series' signature humor and heart.

Black Clover Season 2

Release Date: October 3 | Studio: Studio Pierrot | Streamer: Crunchyroll

Cast: Gakuto Kajiwara, Kana Yuuki, Nobunaga Shimazaki

Asta and Yuno, abandoned at the same church, made a childhood promise to become the Wizard King. While Yuno proved to be a magic prodigy, Asta was born without any magical ability. Instead of giving up, Asta trained his body relentlessly, and after a near-fatal attack, he awakened a mysterious power—the five-leaf Grimoire known as the Black Clover.

In Season 2, the stakes are higher than ever. As the Clover Kingdom faces mounting threats, Asta and the Magic Knights embark on a dangerous mission into the Spade Kingdom to rescue their captains from the Dark Triad. But the enemies they encounter are more powerful than anything they've faced before, pushing both friends to their absolute limits.

The Vermillion Mask

Release Date: October 10 | Studio: Studio Colorido | Streamer: Netflix

Cast: TBA

One of the most anticipated debuts of the month, The Vermillion Mask is a brand-new original series that blends supernatural mystery with political intrigue. Set in a world where masks grant their wearers incredible powers, the story follows a young woman who inherits a cursed mask that whispers secrets from the past. As she uncovers the truth behind her family's dark history, she becomes entangled in a conspiracy that could reshape her kingdom.

With stunning animation from Studio Colorido and a gripping premise, this series is already generating buzz as a potential standout of the fall season. If you're looking for something fresh and unpredictable, keep an eye on this one.

Other Notable Premieres

Beyond the big names, October also brings several other exciting titles. Sports fans can look forward to the return of Blue Lock Season 3, which continues the intense soccer competition with even higher stakes. For those who prefer a slower burn, Frieren: Beyond Journey's End Season 2 promises more of the melancholic yet beautiful adventure that captivated audiences last year.

And if you're in the mood for something lighter, My Love Story with Yamada-kun at Lv999 Season 2 delivers a charming romantic comedy that's perfect for a cozy evening. With so many options, your watchlist is sure to be overflowing.

As October rolls in, make sure to clear your schedule—these anime are worth every minute. And if you're looking for even more streaming recommendations, check out our roundup of Netflix's October movie picks or see what's coming to the platform with Percy Jackson's arrival. Happy watching!