---
title: "Horimiya: The Missing Pieces"
year: 2023
canonical_url: "https://www.archytele.com/show/horimiya-the-missing-pieces-2023"
media_type: "tv"
tmdb_id: 228663
imdb_id: "tt28261206"
status: "Ended"
seasons_count: 1
episodes_count: 13
runtime_minutes: 24
community_rating: 7.6
vote_count: 67
content_rating: "TV-14"
---

# Horimiya: The Missing Pieces (2023) — Television & Cinema Intelligence Dossier

> **Archytele Living Vault Canonical Record**: https://www.archytele.com/show/horimiya-the-missing-pieces-2023

## Executive Summary & Cultural Positioning

Horimiya: The Missing Pieces is a Japanese anime television series that premiered in 2023. Produced by the animation studio CloverWorks, the series consists of 13 episodes that aired from July to September. The project serves as an adaptation of popular side stories from the original Horimiya manga series, which was written by HERO and illustrated by Daisuke Hagiwara. The narrative focuses on the characters Kyouko Hori, Izumi Miyamura, and their group of friends as they approach their graduation ceremony at Katagiri High School. The series depicts the students as they look back on their time together, reflecting on the fleeting and colorful memories they shared throughout their high school experience. The production features voice performances from actors including Marisa Duran, Koki Uchiyama, Haruka Tomatsu, and Nobuhiko Okamoto. The series is available for streaming on Crunchyroll in both subbed and dubbed formats. It functions as a companion to the main anime series by presenting content that was previously left out of the initial adaptation.

## The Hook & The Verdict

**The Hook**: "This series explores cherished memories and side stories left out of the original Horimiya anime adaptation."

### Why Watch
- features previously unadapted manga content
- provides deeper insight into supporting characters

### Caveats & Content Note
- not a direct continuation of the main narrative
- Tone & Suitability: The series focuses on the daily lives and relationships of high school students.

**Micro-Themes & Vibe Matrix**: nostalgic, heartfelt, slice-of-life, youthful

## Streaming Availability Matrix

| Region | Stream (Subscription) | Free / Ads | Rent / Buy |
| :--- | :--- | :--- | :--- |
| **United States (US)** | None | None | Amazon Video |
| **United Kingdom (GB)** | Netflix | None | None |

## Season Architecture & Lore Primers

### Season 1 (13 Episodes)
## Filler vs. Essential Episode Classifier

- **Total Tracked Episodes**: 13
- **Crucial Mytharc Episodes**: 3 (23%)
- **Character Core Episodes**: 10 (77%)
- **Side Quest / Filler Episodes**: 0 (0%)

## Key Cast Continuity

- **Haruka Tomatsu** as *Kyoko Hori (voice)*
- **Koki Uchiyama** as *Izumi Miyamura (voice)*
- **Seiichiro Yamashita** as *Toru Ishikawa (voice)*
- **Yurie Kozakai** as *Yuki Yoshikawa (voice)*
- **Nobuhiko Okamoto** as *Kakeru Sengoku (voice)*
- **Mao Ichimichi** as *Remi Ayasaki (voice)*
- **Reina Kondo** as *Sakura Kono (voice)*
- **Daiki Yamashita** as *Shu Iura (voice)*
- **Kenjiro Tsuda** as *Shin Yasuda (voice)*
- **Daisuke Ono** as *Kyosuke Hori (voice)*

## Canonical Frequently Asked Questions

### Q: What is Horimiya: The Missing Pieces?
It is an anime series that adapts side stories from the manga that were not included in the original series.

### Q: How many episodes are there?
The series consists of 13 episodes.

### Q: When did it air?
The series aired from July to September 2023.

### Q: Who produced the series?
The series was produced by the studio CloverWorks.

### Q: Is this a sequel?
It functions as a collection of side stories rather than a direct continuation of the main timeline.

## Grounded Source Citations

- [Watch Horimiya - Crunchyroll](https://www.crunchyroll.com/series/G9VHN9P43/horimiya)
- [Horimiya: The Missing Pieces (TV Mini Series 2023) - IMDb](https://m.imdb.com/title/tt28261206/)
- [Horimiya: The Missing Pieces - Wikipedia](https://en.wikipedia.org/wiki/Horimiya:_The_Missing_Pieces)
- [Horimiya Wiki - Fandom](https://horimiya.fandom.com/wiki/Horimiya_Wiki)
- [Horimiya: The Missing Pieces (TV Mini Series 2023) - IMDb](https://www.imdb.com/title/tt28261206/)
- [Horimiya (TV series) - Wikipedia](https://en.m.wikipedia.org/wiki/Horimiya_(TV_series))

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*Generated by Archytele Open Intelligence Systems. Data verified against TMDB and JustWatch APIs.*