Cardcaptor Sakura (2018) – Season 4 Episode 21:
Sakura, the Mirror, and the Key of Memories


Watch Cardcaptor Sakura Season 4 Episode 21 (June 03, 2018) – "Sakura, the Mirror, and the Key of Memories" online

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Cardcaptor Sakura Season 4 Episode 21 (June 03, 2018) – "Sakura, the Mirror, and the Key of Memories"

Sakura Kinomoto, an elementary school student who discovers that she possesses magical powers after accidentally freeing a set of magical cards from the book they had been sealed in for years. She is then tasked with retrieving those cards in order to avoid an unknown catastrophe from befalling the world.

Episode 21 of Cardcaptor Sakura Season 4, titled "Sakura, the Mirror, and the Key of Memories", originally aired on June 03, 2018, marks a significant turning point in the ongoing narrative. This episode masterfully blends emotional intensity with plot development, offering a viewing experience that is both immersive and thought-provoking.

The episode begins with a gripping introduction that instantly hooks the audience. Through atmospheric visuals and a hauntingly beautiful score, the opening sequence sets a tone of mystery and urgency. Key characters face difficult decisions, unveiling new aspects of their personalities. The writing is sharp, the pacing deliberate, and every moment feels earned.

Midway through, the tension escalates. A critical conflict drives the characters into uncharted emotional territory. The interplay between performance and direction is striking—close-up shots, silences, and subtle gestures convey volumes. This is where the episode shines, inviting deep reflection on themes like identity, morality, and consequence.

As the episode nears its conclusion, the stakes rise even higher. Unexpected twists, moral dilemmas, and layered revelations lead to a memorable finale. Fans will appreciate how this episode builds upon prior events while setting up intriguing possibilities. Technically, it’s a showcase of tight editing, production design, and resonant scoring.

Whether you're a long-time fan or a new viewer, this episode 21 of Cardcaptor Sakura Season 4 delivers a compelling experience. With its blend of drama, tension, and emotional depth, "Sakura, the Mirror, and the Key of Memories" stands out as a pivotal installment—one worthy of multiple viewings and in-depth discussion.

Cardcaptor Sakura Season 4 Episode 21 - Sakura, the Mirror, and the Key of Memories (2018)
7.0/10 from 1 votes
Title Cardcaptor Sakura
Genre Animation, Sci-Fi & Fantasy, Action & Adventure
Air Date2018-06-03
Season4
Episode21
Overview Sakura Kinomoto, an elementary school student who discovers that she possesses magical powers after accidentally freeing a set of magical cards from the book they had been sealed in for years. She is then tasked with retrieving those cards in order to avoid an unknown catastrophe from befalling the world.
Stars
  • Sakura Tange (Sakura Kinomoto (voice))
  • Junko Iwao (Tomoyo Daidouji (voice))
  • Motoko Kumai (Syaoran Li (voice))
  • Aya Hisakawa (Kerberos (voice))
  • Emi Shinohara (Naoko Yanagisawa (voice))
  • Hideyuki Tanaka (Fujitaka Kinomoto (voice))
  • Masaya Onosaka (Kerberos(big) (voice))
  • Megumi Ogata (Yukito Tsukishiro (voice))
  • Tomokazu Seki (Touya Kinomoto (voice))
  • Yukana (Meiling Li (voice))
  • Tomoko Kawakami (Rika Sasaki (voice))
  • Nozomu Sasaki (Eriol Hiiragizawa (voice))
Subtitles Arabic, Basque, Catalan, Croatian, Czech, Danish, Dutch, English, Filipino, Finnish, French, French Canadian, Galician, German, Greek, Hebrew, Hindi, Hungarian, Icelandic, Italian, Japanese, Korean, Malay, Norwegian, Polish, Portuguese, Romanian, Russian, Simplified Chinese and Traditional Chinese, Spanish, Swedish, Tamil, Thai, Turkish, Ukrainian and Vietnamese.

Submit a Review

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 Andrew MillerRating: 9.1/10
2025-07-05 — Season 1, Episode 15

Perfect blend of drama, suspense, and character development.

 Mark DavisRating: 9.2/10
2025-07-17 — Season 4, Episode 27

Every episode is filled with tension and depth.

 Sophia MartinezRating: 9.1/10
2025-06-25 — Season 2, Episode 37

Rich scenes and satisfying tension building.

 Mark DavisRating: 9.2/10
2025-06-18 — Season 4, Episode 14

Every episode is filled with tension and depth.

 Andrew MillerRating: 9.2/10
2025-06-30 — Season 1, Episode 46

An emotional rollercoaster with meaningful relationships.

 Sarah ParkerRating: 9.1/10
2025-06-27 — Season 5, Episode 10

Great production quality and immersive cinematography that develops over time.

 Natalie WilsonRating: 8.6/10
2025-06-29 — Season 5, Episode 3

Well-rounded, emotional, and beautifully shot series.

 David BrownRating: 9.1/10
2025-07-10 — Season 4, Episode 9

Rich scenes and satisfying tension building.

 Sarah ParkerRating: 8.7/10
2025-07-15 — Season 4, Episode 41

Pushes boundaries while maintaining emotional sincerity.

 Sophia MartinezRating: 9.2/10
2025-06-30 — Season 5, Episode 4

Every season adds layers to a deep narrative.

 David BrownRating: 9.4/10
2025-07-10 — Season 9, Episode 17

An outstanding TV series with deep emotional storytelling, brilliant acting, and twists that keep you coming back.

 Sarah ParkerRating: 9.4/10
2025-06-27 — Season 6, Episode 15

Fantastic cast and direction that dives into characters.

 David BrownRating: 8.6/10
2025-06-21 — Season 1, Episode 4

Rich scenes and satisfying tension building.

 Mark DavisRating: 9.3/10
2025-07-04 — Season 6, Episode 46

An outstanding TV series with deep emotional storytelling, brilliant acting, and twists that keep you coming back.

 Andrew MillerRating: 9.5/10
2025-06-27 — Season 1, Episode 10

Great production quality and immersive cinematography that develops over time.

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