Watch The Classroom of the Black Cat and a Witch Episode 21 Online — Air Date & Full Guide
The Classroom of the Black Cat and a Witch Episode 21 — Overview & Air Date
Every week The Classroom of the Black Cat and a Witch delivers, and Episode 21 — airing 2026-08-30 — is shaping up to be no different. The episode airs at Sundays at 23:30 (JST), with simulcast platforms typically releasing it within hours of the Japanese broadcast. Whether you are a longtime follower of the series or discovering The Classroom of the Black Cat and a Witch for the first time, this guide covers everything you need — from the air date and streaming options to character spotlights and a full series overview.
The Classroom of the Black Cat and a Witch has built a loyal worldwide following by consistently delivering episodes that balance action, character development, and emotional depth. Episode 21 continues that tradition.
About The Classroom of the Black Cat and a Witch
Spica Virgo is an apprentice witch, but can’t use any magic. She needs someone to be her master in order to get into the academy of her dreams, but she has no money and no connections. Suddenly, a mysterious talking black cat that can use magic appears before her!! Spica wants to learn magic, and the black cat wants his curse broken—goals on the same path. Therefore, a secret master-apprentice relationship was born! But the key to breaking the curse is kissing his…?! A clumsy witch and the teachings of a black cat—the magic academy fantasy starts here!! (Source: K Manga)
Produced by LIDENFILMS, The Classroom of the Black Cat and a Witch has earned with an anilist score of 6.2/10 — a testament to the passion behind every episode. The series spans 24 episodes, adapted from the original Manga, with each episode running approximately 24 min per ep.. It covers genres including Fantasy, Magic, Female Protagonist, Animals, Heterosexual, Witch, Teacher, Astronomy, Coming of Age, Curses, Shapeshifting, Primarily Teen Cast, Shounen, Tsundere, School, Slapstick, Male Protagonist, LGBTQ+ Themes, Cult, Age Gap, Dungeon, Gender Bending, Body Swapping, making it a standout title in the current anime landscape.
Key Characters in The Classroom of the Black Cat and a Witch Episode 21
Episode 21 features characters whose journeys have defined The Classroom of the Black Cat and a Witch since its earliest episodes:
- Spica Virgo (CV: Kaede Hondo) — A driving force behind the events of Episode 21, their choices ripple through every scene in The Classroom of the Black Cat and a Witch.
- Claude Sirius (CV: Nobunaga Shimazaki) — One of the central protagonists of The Classroom of the Black Cat and a Witch, whose arc has captivated viewers from the very first episode.
- Hana Sasorijou — A supporting presence in The Classroom of the Black Cat and a Witch whose involvement in Episode 21 shapes the story in subtle but meaningful ways.
- Ewe Aries — Though not always at the forefront, this character's perspective adds crucial layers to The Classroom of the Black Cat and a Witch's world-building.
- Aria Aquarius — Their scenes in Episode 21 of The Classroom of the Black Cat and a Witch provide both levity and deeper insight into the main cast.
Where to Watch The Classroom of the Black Cat and a Witch Episode 21 Online
Streaming availability for The Classroom of the Black Cat and a Witch Episode 21 varies by region. Simulcast rights are held by different platforms in different countries — check the official AniList page for The Classroom of the Black Cat and a Witch for confirmed, up-to-date streaming links in your region.
Common services that carry current-season anime simulcasts include Crunchyroll, HIDIVE, and Netflix — but availability is title-specific and subject to change. Always verify on the platform before subscribing. You can also track the episode schedule for The Classroom of the Black Cat and a Witch and every other airing series on AniVerse's Anime Release Calendar.
Broadcast Schedule for The Classroom of the Black Cat and a Witch Episode 21
The Classroom of the Black Cat and a Witch Episode 21 is scheduled to air on 2026-08-30. The regular broadcast window is Sundays at 23:30 (JST) — simulcast platforms typically follow within minutes to a few hours of the initial Japanese airing.
Staying current with The Classroom of the Black Cat and a Witch is easy with AniVerse. Our Anime Release Calendar is updated every day with the latest air dates, platform availability, and broadcast schedules for all currently airing series. You can also explore our full The Classroom of the Black Cat and a Witch series guide for character profiles, episode recaps, and community reactions.
Frequently Asked Questions — The Classroom of the Black Cat and a Witch Episode 21
- When does The Classroom of the Black Cat and a Witch Episode 21 air?
- The Classroom of the Black Cat and a Witch Episode 21 airs on 2026-08-30. The scheduled broadcast time is Sundays at 23:30 (JST).
- Where can I watch The Classroom of the Black Cat and a Witch Episode 21 online?
- Streaming availability varies by region. Check the AniList page for The Classroom of the Black Cat and a Witch for confirmed streaming services in your area. AniVerse's Anime Calendar also lists air dates and platform links as they are confirmed.
- What happens in The Classroom of the Black Cat and a Witch Episode 21?
- The episode continues the main story arc that has gripped viewers across The Classroom of the Black Cat and a Witch's run. Based on the series' trajectory, Episode 21 is expected to deliver pivotal story moments. Full details become available after the episode airs on 2026-08-30.
- How many episodes does The Classroom of the Black Cat and a Witch have?
- The Classroom of the Black Cat and a Witch has a total of 24 episodes, adapted from the original Manga. Each episode runs approximately 24 min per ep. and advances the overarching story.
- Who produces The Classroom of the Black Cat and a Witch?
- The Classroom of the Black Cat and a Witch is produced by LIDENFILMS, based on the original Manga. The series covers genres including Fantasy, Magic, Female Protagonist, Animals, Heterosexual, Witch, Teacher, Astronomy, Coming of Age, Curses, Shapeshifting, Primarily Teen Cast, Shounen, Tsundere, School, Slapstick, Male Protagonist, LGBTQ+ Themes, Cult, Age Gap, Dungeon, Gender Bending, Body Swapping. With an AniList score of 6.2/10.
More The Classroom of the Black Cat and a Witch on AniVerse
AniVerse is your complete destination for The Classroom of the Black Cat and a Witch content. Explore the full series overview, browse our community discussions to share your episode reactions, and follow the AniVerse anime blog for news, reviews, and analysis covering The Classroom of the Black Cat and a Witch and every other major title airing this season. You can also view the full entry on AniList for ratings, reviews, and streaming links.
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