# My Tiny Senpai

My Tiny Senpai (Japanese: うちの会社の小さい先輩の話, Hepburn: Uchi no Kaisha no Chiisai Senpai no Hanashi, lit. 'Story of a Small Senior in My Company') is a Japanese manga series written and illustrated by Saisou [ja]. It has been serialized in Takeshobo's Storia Dash website since April 2020, with its chapters collected into ten tankōbon volumes as of February 2025. An anime television series adaptation produced by Project No.9 aired from July to October 2023. A live-action television drama adaptation premiered in January 2025.

## Plot

Takuma Shinozaki is an office worker who is being mentored by a beautiful and diminutive young woman named Shiori Katase. Serving as his senpai, she likes to coddle him to ensure that he feels as relaxed as possible. In love with Katase, Shinozaki hopes that the time she spends with him is something more than just professional courtesy.

## Characters
### Shiori Katase (片瀬 詩織里, Katase Shiori)

    Voiced by: Hina Tachibana (Japanese); Megan Shipman (English)
    Portrayed by: Toomi [ja]
    Katase is a beautiful, kind, and diminutive young woman who serves as Shinozaki's senpai. She likes to make sure that Shinozaki feels comfortable while she is mentoring him. Initially oblivious to Shinozaki's crush on her, Katase slowly starts to develop feelings for him as they spend time together.

### Takuma Shinozaki (篠崎 拓馬, Shinozaki Takuma)

    Voiced by: Yuuki Shin (Japanese); Mark Allen Jr. (English)
    Portrayed by: Tsubasa Takizawa [ja]
    Shinozaki is a good-natured and timid office worker who serves as Katase's kōhai. He falls in love with Katase at first sight and only grows closer to her every day, hoping his relationship with her will blossom into something more than just coworkers. He often daydreams about Katase, which makes his crush on her all the more obvious to his coworkers, much to his embarrassment.

### Chinatsu Hayakawa (早川 千夏, Hayakawa Chinatsu)

    Voiced by: Yumiri Hanamori (Japanese); Mallorie Rodak (English)
    Portrayed by: Mito Yukimi [ja]
    Hayakawa is a childhood friend of Shinozaki's who works in the same department as him and Katase. An otaku, it is implied she secretly has feelings for Akina, even though he is completely oblivious.

### Chihiro Akina (秋那 千尋, Akina Chihiro)

    Voiced by: Nobunaga Shimazaki (Japanese); Ricco Fajardo (English)
    Portrayed by: Kōsuke Suzuki [ja]
    Akina is a department manager who is Katase, Shinozaki, and Hayakawa's boss. He likes to imagine his employees in different romantic scenarios, though is completely unaware of Hayakawa's secret feelings towards him.

### Yutaka Shinozaki (篠崎 豊, Shinozaki Yutaka)

    Voiced by: Mikako Komatsu (Japanese); Morgan Garrett (English)
    Yutaka is Takuma's older sister. Due to her obsession with cute things, she approves of Katase's beauty and cute charms, and wants her brother to marry her.

## Media
### Manga

Written and illustrated by Saisou [ja], My Tiny Senpai began serialization in Takeshobo's Storia Dash [ja] website on April 3, 2020. The first tankōbon volume was released on October 30, 2020. As of February 2025, ten volumes have been released.
On February 14, 2025, J-Novel Club announced that they had licensed the series for English publication.

#### Volumes

| No. | Original release date | Original ISBN | English release date | English ISBN |
| 1 | October 30, 2020 | 978-4-80-197105-9 | April 29, 2025 | — |
| Chapters 1–23 Kaki Oroshi Manga 1 (描き下ろしマンガ①) Kaki Oroshi Manga 2 (描き下ろしマンガ②) |||||
| 2 | May 27, 2021 | 978-4-80-197306-0 | — | — |
| Chapters 24–38 Kaki Oroshi Manga 1 (描き下ろしマンガ①) Kaki Oroshi Manga 2 (描き下ろしマンガ②) |||||
| 3 | November 30, 2021 | 978-4-80-197476-0 | — | — |
| Chapters 39–46 Kaki Oroshi Manga (描き下ろしマンガ) |||||
| 4 | April 30, 2022 | 978-4-80-197615-3 | — | — |
| Chapters 47–53 Bangai-hen (番外編) Kaki Oroshi Manga (描き下ろしマンガ) |||||
| 5 | October 17, 2022 | 978-4-80-197867-6 | — | — |
| Chapters 54–61 Bangai-hen (番外編) Kaki Oroshi Manga 1 (描き下ろしマンガ①) Kaki Oroshi Manga 2 (描き下ろしマンガ②) |||||
| 6 | April 17, 2023 | 978-4-80-198009-9 | — | — |
| Chapters 62–70 Bangai-hen 1 (番外編①) Bangai-hen 2 (番外編②) Bangai-hen 3 (番外編③) |||||
| 7 | September 14, 2023 | 978-4-80-198156-0 978-4-80-198167-6 (SE) | — | — |
| Chapters 71–78 Omake-banashi 1 (おまけ話①) Omake-banashi 2 (おまけ話②) Kaki Oroshi Manga 1 (描き下ろしマンガ①) |||||
| 8 | February 17, 2024 | 978-4-80-198247-5 | — | — |
| Chapters 79–86 Kaki Oroshi Manga (描き下ろしマンガ) |||||
| 9 | August 17, 2024 | 978-4-80-198384-7 | — | — |
| Chapters 87–95 |||||
| 10 | February 17, 2025 | 978-4-80-198556-8 | — | — |
| Chapters 96–104 Kaki Oroshi Manga (描き下ろしマンガ) |||||

### Anime

An anime television series adaptation was announced on October 17, 2022. It was produced by Project No.9 and directed by Mitsutoshi Satō, with scripts written by Keiichirō Ōchi [ja], Yasuko Aoki, and Satoru Sugizawa, characters designed by Hayato Hashiguchi and Hiromi Ogata, and music composed by Sumika Horiguchi. The series aired from July 2 to October 1, 2023, on TV Asahi's NUMAnimation [ja] block. The opening theme song is "Honey" by Tōya Kobayashi, while the ending theme song is "Sugar" by YU-KA. Crunchyroll streamed the series.

#### Episodes

| No. | Title | Directed by | Written by | Storyboarded by | Original release date |
| 1 | "My Senpai Is Small and Cute" Transliteration: "Uchi no Kaisha no Senpai wa Chiisakute Kawaii" (Japanese: うちの会社の先輩は小さくて可愛い) | Takafumi Hino | Satoru Sugizawa | Mitsutoshi Satō | July 2, 2023 (2023-7-2) |
| 2 | "Despite Appearances, I'm More the Big Sister Type." Transliteration: "Kō Miete Igai to Onē-san Desho?" (Japanese: こう見えて意外とお姉さんでしょ？) | Yōhei Fukui | Satoru Sugizawa | Yōhei Fukui, Kōji Yoshikawa & Hikaru Takeuchi | July 9, 2023 (2023-7-9) |
| 3 | "Is This How I Look to You?" Transliteration: "Watashi tte, Konna Fū ni Mieterun Desu ka?" (Japanese: 私って、こんな風に見えてるんですか？) | Tomofumi Nakahashi | Keiichirō Ōchi | Kōji Yoshikawa & Hikaru Takeuchi | July 16, 2023 (2023-7-16) |
| 4 | "When It Comes to Him, I'm Not Sure Yet..." Transliteration: "Shinozaki-san no Koto wa, Mada..." (Japanese: 篠崎さんの事は、まだ・・・) | Takanori Yano | Yasuko Aoki | Noriaki Saitō | July 30, 2023 (2023-7-30) |
| 5 | "Shall We Go Somewhere Before We Head Home?" Transliteration: "Yorimichi Shite Kaerimasen ka?" (Japanese: 寄り道して帰りませんか？) | Masayuki Matsumoto | Yasuko Aoki | Hiroyuki Shimazu | August 6, 2023 (2023-8-6) |
| 6 | "I Can't Resist My Instincts!" Transliteration: "Hon'nō ni Aragaenai!" (Japanese: 本能に抗えない！) | Akira Katō | Keiichirō Ōchi | Yōhei Fukui & Hiroaki Shimura | August 20, 2023 (2023-8-20) |
| 7 | "You Sure You Don't Want One?" Transliteration: "Hontō ni Iranain Desu ka?" (Japanese: 本当にいらないんですか？) | Tomofumi Nakahashi | Keiichirō Ōchi | Kōji Yoshikawa & Hikaru Takeuchi | August 27, 2023 (2023-8-27) |
| 8 | "Isn't It Time for Good Boys to Go to Sleep?" Transliteration: "Īko wa Nerujikan Desu yo?" (Japanese: 良い子は寝る時間ですよ？) | Takanori Yano | Yasuko Aoki | Hiroyuki Shimazu | September 3, 2023 (2023-9-3) |
| 9 | "He Wants to Talk Privately..." Transliteration: "Futarikkiri de Hanashitai Koto..." (Japanese: 2人っきりで話したい事・・・) | Akira Katō | Keiichirō Ōchi | Noriaki Saitō | September 10, 2023 (2023-9-10) |
| 10 | "Even If We're Just Playing, He's My Kohai..." Transliteration: "Gokko to wa Ie, Kōhai-san to..." (Japanese: ごっことはいえ、後輩さんと・・・) | Masayuki Matsumoto | Keiichirō Ōchi | Kōji Yoshikawa & Hikaru Takeuchi | September 17, 2023 (2023-9-17) |
| 11 | "Can I Give You a Big Hug?" Transliteration: "Gyutto Shite Mite Ii Desu ka?" (Japanese: ぎゅっとしてみていいですか？) | Park Hwan-Soo & Takanori Yano | Yasuko Aoki | Mitsutoshi Satō & Yū Nobuta | September 24, 2023 (2023-9-24) |
| 12 | "A Story About the Tiny Senpai Where I Work" Transliteration: "Uchi no Kaisha no Chiisai Senpai no Hanashi" (Japanese: うちの会社の小さい先輩の話) | Akira Katō | Keiichirō Ōchi | Hiroyuki Shimazu | October 1, 2023 (2023-10-1) |

### Drama

A live-action television drama adaptation was announced on November 15, 2024. The drama is written and directed by Masashi Komura and Kō Nishiguchi. It premiered on BS Shochiku Tokyu [ja] on January 15, 2025.

## Reception

In 2020, My Tiny Senpai ranked 11th in the Next Manga Awards in the web manga category. By August 2023, the manga had over one million copies in circulation.