Our Secret Diary
Our Secret Diary Review: Story, Cast, Rating & Final Verdict
Last updated: May 15, 2026
Movie Overview: Our Secret Diary
| Movie | Our Secret Diary |
| Release Year | 2023 |
| Director | Kentarō Takemura |
| Genre | Romance |
| Runtime | 111 minutes (1h 51m) |
| Language | JA |
Quick Verdict: Hit or Flop?
Is Our Secret Diary (2023) worth watching? According to our cinematic analysis, the film stands as a HIT with a verified audience rating of 7.2/10. Whether you're looking for the box office collection, ending explained, or parents guide, our review covers everything you need to know about this Romance.
Cast & Character Study
The performances in Our Secret Diary are led by Fumiya Takahashi . The supporting cast, including Hiyori Sakurada and Mizuki Kayashima , provides the necessary layers to the central narrative.
movieMx Verdict: Is it Worth Your Time?
What Works in the Movie
Our Secret Diary stands out as a strong entry in the Romance genre. The film benefits from engaging storytelling, memorable performances, and solid production values that help keep viewers invested.
- Compelling performances from the main cast
- Strong visual storytelling and direction
- Well-structured Romance narrative
- Satisfying emotional or dramatic payoff
What Doesn't Work
Despite its strengths, Our Secret Diary has a few issues that may affect the overall viewing experience, particularly in terms of pacing and narrative consistency.
- Uneven pacing in certain parts of the film
- Some predictable plot developments
- May not appeal to audiences outside the Romance fanbase
Story & Plot Summary: Our Secret Diary
Quick Plot Summary: Released in 2023, Our Secret Diary is a Romance film directed by Kentarō Takemura, written by Nami Kikkawa. The narrative explores the complexities of love and relationships with emotional depth and authenticity. It provides a scannable look at the movie's central conflict involving Fumiya Takahashi as Jun Setoyama.
Ending Explained: Our Secret Diary
Our Secret Diary Ending Explained: Nozomi Kuroda is in the 2nd grade of high school. Directed by Kentarō Takemura, this 2023 romance film stars Fumiya Takahashi (Jun Setoyama), alongside Hiyori Sakurada as Nozomi Kuroda, Mizuki Kayashima as Erino Matsumoto, Ryosuke Sota as Haruto Yoneda. Rated 7.2/10 by audiences, the conclusion brings the story to a satisfying close.
What Happens at the End of Our Secret Diary?
Nozomi Kuroda is in the 2nd grade of high school. One day, she finds a letter in a classroom desk. The letter has only the word "like" written on it. The person who wrote the letter is Jun Setoyama. He happens to be the most popular boy at the high school. Nozomi Kuroda feels embarrassed, but she eventually leaves a reply in a shoe closet at school. This is how their secret exchange diary begins. Nozomi Kuroda soon learns that the intended recipient for the first letter was her best friend. Nevertheless, Nozomi Kuroda is attracted to Jun Setoyama, who expresses his thoughts and feelings unlike her. She's unable to tell him the truth that the person exchanging messages is her and not her best friend.
Kentarō Takemura's narrative builds toward a resolution centered on Fumiya Takahashi (Jun Setoyama)'s journey. One day, she finds a letter in a classroom desk.
How Does Fumiya Takahashi (Jun Setoyama)'s Story End?
- Fumiya Takahashi: Fumiya Takahashi's arc reaches a definitive conclusion by the final act, with Kentarō Takemura delivering a resolution that feels earned after the film's 1h 51m runtime.
- Hiyori Sakurada (Nozomi Kuroda): Hiyori Sakurada's role in the climax proves pivotal to how the central conflict resolves.
- Mizuki Kayashima (Erino Matsumoto): Mizuki Kayashima's character undergoes a significant shift in the final act.
What Does the Ending of Our Secret Diary Mean?
The ending of Our Secret Diary ties together the narrative threads involving Fumiya Takahashi. Kentarō Takemura chooses a conclusion that prioritizes thematic consistency over surprise, resulting in an ending that rewards viewers who engaged with the story's central themes.
Our Secret Diary Real vs. Reel: Is it Based on a True Story?
Is Our Secret Diary Based on a True Story?
No, Our Secret Diary is a work of fiction. While the romance film directed by Kentarō Takemura and starring Fumiya Takahashi may incorporate realistic themes, the characters and plot are original creations.
Who Should Watch Our Secret Diary?
Age Advisory: Rated Not Rated.
Worth Watching If You:
- Enjoy Romance films and don't mind familiar tropes
- Are a fan of Fumiya Takahashi or the director
- Want solid genre entertainment
Where to Watch Our Secret Diary Online?
Streaming Hub📺 Stream on
Amazon Prime Video
U-NEXT
Amazon Prime Video with Ads🎟️ Rent on
Amazon Video
Apple TV Store
FOD🏷️ Buy on
Amazon Video
Apple TV StoreOur Secret Diary Parents Guide & Age Rating
2023 AdvisoryWondering about Our Secret Diary age rating or if it's safe for kids? Here is our cinematic advisory:
⏱️ Runtime & Duration
The total runtime of Our Secret Diary (2023) is 111 minutes (1h 51m). Directed by Kentarō Takemura, the film runs for 111 minutes in its complete theatrical version.
Verdict Summary
Analyzing the overall audience sentiment, verified rating of 7.2/10, and global performance metrics, Our Secret Diary is classified as a HIT. It remains an essential part of the 2023 cinematic calendar.
Frequently Asked Questions
Is Our Secret Diary worth watching?
Our Secret Diary is definitely worth watching if you enjoy Romance movies. It has a verified rating of 7.2/10 and stands as a HIT in our box office analysis.
Where can I find Our Secret Diary parents guide and age rating?
The official parents guide for Our Secret Diary identifies it as Not Rated. Our detailed advisory section above covers all content warnings for families.
What is the runtime of Our Secret Diary (2023)?
The runtime of Our Secret Diary (2023) is 111 minutes (approximately 1h 51m).
movieMx Verified
This review has been verified for accuracy and editorial quality by our senior cinematic analysts.
This analysis is compiled by our editorial experts using multi-source verification and audience sentiment data for maximum accuracy.
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