View source for My Friend's Little Sister Has It In for Me!

{{Short description|Japanese light novel series}}
{{Infobox animanga/Header
| name            = My Friend's Little Sister Has It In for Me! 
| image           = My Friend's Little Sister Has It In for Me! light novel volume 1 cover.jpg
| caption         = First light novel volume cover featuring Iroha Kohinata
| ja_kanji        = 友達の妹が俺にだけウザい
| ja_romaji       = Tomodachi no Imōto ga Ore ni Dake Uzai
| genre           = [[Romantic comedy]]<ref>{{cite web|last=Harding|first=Daryl|title=Kohai Rom-Com My Friend's Little Sister Has It In for Me! Light Novel Gets TV Anime|url=https://www.crunchyroll.com/anime-news/2021/01/31/kohai-rom-com-my-friends-little-sister-has-it-in-for-me-light-novel-gets-tv-anime|website=[[Crunchyroll]]|date=January 31, 2021|access-date=October 15, 2022}}</ref>
}}
{{Infobox animanga/Print
| type            = light novel
| author          = Ghost Mikawa
| illustrator     = Tomari
| publisher       = [[SB Creative]]
| publisher_en    = {{English manga publisher|NA=[[J-Novel Club]]}}
| demographic     = Male
| imprint         = [[GA Bunko]]
| first           = April 15, 2019
| last            = 
| volumes         = 10
| volume_list     = 
}}
{{Infobox animanga/Print
| type            = manga
| author          = Ghost Mikawa
| illustrator     = Hira Hiraoka
| publisher       = [[Square Enix]]
| publisher_en    = {{English manga publisher|NA=Comikey<br>Square Enix}}
| demographic     = ''[[Shōnen manga|Shōnen]]''
| magazine        = [[Manga Up!]]
| first           = December 13, 2019
| last            = 
| volumes         = 8
| volume_list     = 
}}
{{Infobox animanga/Video
| type            = tv series
| director        = Kazuomi Koga
| producer        = 
| writer          = [[Touko Machida]]
| music           = 
| studio          = [[Blade (studio)|Blade]]
| licensee        = 
| network         = 
| first           = 
| last            = 
| episodes        = <!-- This parameter should only be incremented when new episodes air or when a [[Wikipedia:Identifying reliable sources|reliable source]] can confirm a specific number of episodes. -->
| episode_list    = 
}}
{{Infobox animanga/Footer|portal=yes}}

{{Nihongo|'''''My Friend's Little Sister Has It In for Me!'''''|友達の妹が俺にだけウザい|Tomodachi no Imōto ga Ore ni Dake Uzai}} is a Japanese [[light novel]] series written by Ghost Mikawa and illustrated by Tomari. The series began publication by [[SB Creative]] under their [[GA Bunko]] imprint in April 2019. The light novel is licensed in North America by [[J-Novel Club]]. A [[manga]] adaptation by Hira Hiraoka began serialization online in December 2019. An [[anime]] television series adaptation produced by [[Blade (studio)|Blade]] has been announced.

==Plot==
{{No plot|date=August 2024}}

==Characters==
;{{nihongo|Akiteru Ōboshi|大星 明照|Ōboshi Akiteru}}
:{{voiced by|[[Haruki Ishiya]]}}<ref name="announcement">{{cite web|title=My Friend's Little Sister Has It In for Me! Novels Get TV Anime|url=https://www.animenewsnetwork.com/news/2021-01-31/my-friend-little-sister-has-it-in-for-me-novels-get-tv-anime/.168998|publisher=[[Anime News Network]]|access-date=January 31, 2021|date=January 31, 2021}}</ref>
:Akiteru is a second year high school student. In the series, Akiteru calls himself a well-rounded average student but still has a hidden side to him.
;{{nihongo|Iroha Kohinata|小日向 彩羽|Kohinata Iroha}}
:{{voiced by|[[Sayumi Suzushiro]]}}<ref name="announcement"/>
:Iroha is Akiteru's best friend's younger sister. In the story, Iroha is a bright, kind, and beautiful honor student. She is described as an excitable person who cannot read the atmosphere. She aims to become a voice actress.
;{{nihongo|Mashiro Tsukinomori|月ノ森 真白|Tsukinomori Mashiro}}
:{{voiced by|[[Tomori Kusunoki]]}}<ref name="announcement"/>
:Mashiro is a second year high school student, classmate and cousin of Akiteru. She is childhood friends with Akiteru and often played with him when they were younger. In the story, Mashiro is described as a gentle person when meeting strangers with a cold demeanor towards Akiteru. She speaks in the third-person. She is also a popular novelist.
;{{nihongo|Ozuma Kohinata|小日向 乙馬|Kohinata Ozuma}}
:{{voiced by|[[Soma Saito]]}}<ref name="announcement"/>
:Ozuma is a second year high school student. In the story, Ozuma is a kind and caring person. He is described as "beautiful like a prince" and is a genius programmer. Ozuma is Akiteru's only friend and has absolute faith in Akiteru due to some past events.
;{{nihongo|Sumire Kageishi|影石 菫|Kageishi Sumire}}
:{{voiced by|[[Kana Hanazawa]]}}<ref name="announcement"/>
:Sumire is Akiteru's subject teacher. She is described as a ruthless guidance and has a poisonous tongue. She secretly works as an illustrator.
;{{nihongo|Midori Kageishi|影石 翠|Kageishi Midori}}
:{{voiced by|[[Reina Kondō]]}}<ref>{{cite tweet|author=My Friend's Little Sister Has It In for Me! Official|user=imouza_PR|number=1766772576775475455|script-title=ja:メインキャストはドラマCDからもちろん続投です☆|access-date=March 10, 2024|language=ja}}</ref>
:Midori is Sumire's little sister.

==Media==
===Light novels===
The [[light novel]] series is written by Ghost Mikawa and features illustrations by Tomari. It is published by [[SB Creative]] under their [[GA Bunko]] imprint, with the first volume being released on April 15, 2019; ten volumes have been released as of October 2022.<ref name="vols">{{cite web|title=友達の妹が俺にだけウザい|date=29 March 2019|url=https://www.sbcr.jp/product/4815601874/|publisher=[[SB Creative]]|access-date=January 31, 2021|language=Japanese}}</ref> The series is licensed in English by [[J-Novel Club]].<ref>{{cite web|title=J-Novel Club Adds 5 Light Novels, 2 Manga|url=https://www.animenewsnetwork.com/news/2020-11-14/j-novel-club-adds-5-light-novels-2-manga/.166328|publisher=[[Anime News Network]]|access-date=January 31, 2021|date=November 14, 2020}}</ref>

{{Graphic novel list/header
| Language        = Japanese
| SecondLanguage  = English
| Width           = 100%
}}
{{Graphic novel list
| VolumeNumber    = 1
| RelDate         = April 12, 2019<ref>{{cite web|url=https://ga.sbcr.jp/product/9784815601874|script-title=ja:友達の妹が俺にだけウザい|language=ja|publisher=[[SB Creative]]|access-date=July 14, 2020}}</ref>
| ISBN            = 978-4-8156-0187-4
| LicensedRelDate = February 10, 2021 (digital)<ref>{{cite web|url=https://j-novel.club/series/my-friend-s-little-sister-has-it-in-for-me#volume-1|title=My Friend's Little Sister Has It In for Me! Volume 1|publisher=[[J-Novel Club]]|access-date=November 21, 2021}}</ref>
<br />December 7, 2021 (print)<ref>{{cite web|url=https://www.barnesandnoble.com/w/my-friends-little-sister-has-it-in-for-me-volume-1-mikawaghost/1138410000?ean=9781718326804|title=My Friend's Little Sister Has It In for Me! Volume 1 (Paperback)|publisher=[[J-Novel Club]]|website=[[Barnes & Noble]]|access-date=April 15, 2022}}</ref>
| LicensedISBN    = 978-1-71-832680-4
| ChapterList     =
| Summary         =
}}
{{Graphic novel list
| VolumeNumber    = 2
| RelDate         = July 12, 2019<ref>{{cite web|url=https://ga.sbcr.jp/product/9784815602772|script-title=ja:友達の妹が俺にだけウザい2|language=ja|publisher=[[SB Creative]]|access-date=July 14, 2020}}</ref>
| ISBN            = 978-4-8156-0277-2
| LicensedRelDate = April 23, 2021 (digital)<ref>{{cite web|url=https://j-novel.club/series/my-friend-s-little-sister-has-it-in-for-me#volume-2|title=My Friend's Little Sister Has It In for Me! Volume 2|publisher=[[J-Novel Club]]|access-date=November 21, 2021}}</ref><br>February 1, 2022 (print)<ref>{{cite web|url=https://www.barnesandnoble.com/w/my-friends-little-sister-has-it-in-for-me-volume-2-mikawaghost/1138817635?ean=9781718326811|title=My Friend's Little Sister Has It In for Me! Volume 2 (Paperback)|publisher=[[J-Novel Club]]|website=[[Barnes & Noble]]|access-date=April 15, 2022}}</ref>
| LicensedISBN    = 978-1-71-832681-1
| ChapterList     =
| Summary         =
}}
{{Graphic novel list
| VolumeNumber    = 3
| RelDate         = November 14, 2019<ref>{{cite web|url=https://ga.sbcr.jp/product/9784815604271|script-title=ja:友達の妹が俺にだけウザい3|language=ja|publisher=[[SB Creative]]|access-date=July 14, 2020}}</ref>
| ISBN            = 978-4-8156-0427-1
| LicensedRelDate = July 9, 2021 (digital)<ref>{{cite web|url=https://j-novel.club/series/my-friend-s-little-sister-has-it-in-for-me#volume-3|title=My Friend's Little Sister Has It In for Me! Volume 3|publisher=[[J-Novel Club]]|access-date=November 21, 2021}}</ref><br>March 29, 2022 (print)<ref>{{cite web|url=https://www.barnesandnoble.com/w/my-friends-little-sister-has-it-in-for-me-volume-3-mikawaghost/1139380056?ean=9781718326828|title=My Friend's Little Sister Has It In for Me! Volume 3 (Paperback)|publisher=[[J-Novel Club]]|website=[[Barnes & Noble]]|access-date=April 15, 2022}}</ref>
| LicensedISBN    = 978-1-71-832682-8
| ChapterList     =
| Summary         =
}}
{{Graphic novel list
| VolumeNumber    = 4
| RelDate         = March 13, 2020<ref>{{cite web|url=https://ga.sbcr.jp/product/9784815604806|script-title=ja:友達の妹が俺にだけウザい4|language=ja|publisher=[[SB Creative]]|access-date=July 14, 2020}}</ref><ref>{{cite web|url=https://ga.sbcr.jp/product/9784815604790|script-title=ja:友達の妹が俺にだけウザい4 ドラマCD付き特装版|language=ja|publisher=[[SB Creative]]|access-date=July 14, 2020}}</ref>
| ISBN            = 978-4-8156-0480-6|ISBN_note=<br>{{ISBNT|978-4-8156-0479-0}} ({{Abbr|SE|Special edition}})
| LicensedRelDate = October 29, 2021 (digital)<ref>{{cite web|url=https://j-novel.club/series/my-friend-s-little-sister-has-it-in-for-me#volume-4|title=My Friend's Little Sister Has It In for Me! Volume 4|publisher=[[J-Novel Club]]|access-date=November 21, 2021}}</ref><br>May 24, 2022 (print)<ref>{{cite web|url=https://www.barnesandnoble.com/w/my-friends-little-sister-has-it-in-for-me-volume-4-mikawaghost/1139997934?ean=9781718326835|title=My Friend's Little Sister Has It In for Me! Volume 4 (Paperback)|publisher=[[J-Novel Club]]|website=[[Barnes & Noble]]|access-date=April 15, 2022}}</ref>
| LicensedISBN    = 978-1-71-832683-5
| ChapterList     =
| Summary         =
}}
{{Graphic novel list
| VolumeNumber    = 5
| RelDate         = August 6, 2020<ref>{{cite web|url=https://ga.sbcr.jp/product/9784815606237|script-title=ja:友達の妹が俺にだけウザい5|language=ja|publisher=[[SB Creative]]|access-date=July 14, 2020}}</ref>
| ISBN            = 978-4-8156-0623-7
| LicensedRelDate = January 14, 2022 (digital)<ref>{{cite web|url=https://j-novel.club/series/my-friend-s-little-sister-has-it-in-for-me#volume-5|title=My Friend's Little Sister Has It In for Me! Volume 5|publisher=[[J-Novel Club]]|access-date=November 21, 2021}}</ref><br>August 2, 2022 (print)<ref>{{cite web|url=https://www.barnesandnoble.com/w/my-friends-little-sister-has-it-in-for-me-volume-5-mikawaghost/1140012490?ean=9781718326842|title=My Friend's Little Sister Has It In for Me! Volume 5 (Paperback)|publisher=[[J-Novel Club]]|website=[[Barnes & Noble]]|access-date=April 15, 2022}}</ref>
| LicensedISBN    = 978-1-71-832684-2
| ChapterList     =
| Summary         =
}}
{{Graphic novel list
| VolumeNumber    = 6
| RelDate         = December 10, 2020<ref>{{cite web|url=https://ga.sbcr.jp/product/9784815607814|script-title=ja:友達の妹が俺にだけウザい6|language=ja|publisher=[[SB Creative]]|access-date=July 14, 2020}}</ref><ref>{{cite web|url=https://ga.sbcr.jp/product/9784815607807|script-title=ja:友達の妹が俺にだけウザい6 小冊子付き特装版|language=ja|publisher=[[SB Creative]]|access-date=July 14, 2020}}</ref>
| ISBN            = 978-4-8156-0781-4|ISBN_note=<br>{{ISBNT|978-4-8156-0780-7}} ({{Abbr|SE|Special edition}})
| LicensedRelDate = April 15, 2022 (digital)<ref>{{cite web|url=https://j-novel.club/series/my-friend-s-little-sister-has-it-in-for-me#volume-6|title=My Friend's Little Sister Has It In for Me! Volume 6|publisher=[[J-Novel Club]]|access-date=January 24, 2022}}</ref><br>January 17, 2023 (print)<ref>{{cite web|url=https://www.barnesandnoble.com/w/my-friends-little-sister-has-it-in-for-me-volume-6-mikawaghost/1140894905?ean=9781718326859|title=My Friend's Little Sister Has It In for Me! Volume 6 (Paperback)|publisher=[[J-Novel Club]]|website=[[Barnes & Noble]]|access-date=April 15, 2022}}</ref>
| LicensedISBN    = 978-1-71-832685-9
| ChapterList     =
| Summary         =
}}
{{Graphic novel list
| VolumeNumber    = 7
| RelDate         = March 12, 2021<ref>{{cite web|url=https://ga.sbcr.jp/product/9784815607838|script-title=ja:友達の妹が俺にだけウザい7|language=ja|publisher=[[SB Creative]]|access-date=July 14, 2020}}</ref><ref>{{cite web|url=https://ga.sbcr.jp/product/9784815607821|script-title=ja:友達の妹が俺にだけウザい7 ドラマCD付き特装版|language=ja|publisher=[[SB Creative]]|access-date=July 14, 2020}}</ref>
| ISBN            = 978-4-8156-0783-8|ISBN_note=<br>{{ISBNT|978-4-8156-0782-1}} ({{Abbr|SE|Special edition}})
| LicensedRelDate = July 8, 2022 (digital)<ref>{{cite web|url=https://j-novel.club/series/my-friend-s-little-sister-has-it-in-for-me#volume-7|title=My Friend's Little Sister Has It In for Me! Volume 7|publisher=[[J-Novel Club]]|access-date=April 15, 2022}}</ref><br>April 18, 2023 (print)<ref>{{cite web|url=https://www.barnesandnoble.com/w/my-friends-little-sister-has-it-in-for-me-volume-7-mikawaghost/1141356189?ean=9781718326866|title=My Friend's Little Sister Has It In for Me! Volume 7 (Paperback)|publisher=[[J-Novel Club]]|website=[[Barnes & Noble]]|access-date=September 7, 2022}}</ref>
| LicensedISBN    = 978-1-71-832638-5
| ChapterList     =
| Summary         =
}}
{{Graphic novel list
| VolumeNumber    = 8
| RelDate         = August 12, 2021<ref>{{cite web|url=https://ga.sbcr.jp/product/9784815610142|script-title=ja:友達の妹が俺にだけウザい8|language=ja|publisher=[[SB Creative]]|access-date=July 14, 2020}}</ref><ref>{{cite web|url=https://ga.sbcr.jp/product/9784815610135|script-title=ja:友達の妹が俺にだけウザい8 ドラマCD付き特装版|language=ja|publisher=[[SB Creative]]|access-date=July 14, 2020}}</ref>
| ISBN            = 978-4-8156-1014-2|ISBN_note=<br>{{ISBNT|978-4-8156-1013-5}} ({{Abbr|SE|Special edition}})
| LicensedRelDate = October 7, 2022 (digital)<ref>{{cite web|url=https://j-novel.club/series/my-friend-s-little-sister-has-it-in-for-me#volume-8|title=My Friend's Little Sister Has It In for Me! Volume 8|publisher=[[J-Novel Club]]|access-date=July 4, 2022}}</ref><br>August 8, 2023 (print)<ref>{{cite web|url=https://www.barnesandnoble.com/w/my-friends-little-sister-has-it-in-for-me-volume-8-mikawaghost/1141744323?ean=9781718326873|title=My Friend's Little Sister Has It In for Me! Volume 8 (Paperback)|publisher=[[J-Novel Club]]|website=[[Barnes & Noble]]|access-date=February 1, 2023}}</ref>
| LicensedISBN    = 978-1-71-832640-8
| ChapterList     =
| Summary         =
}}
{{Graphic novel list
| VolumeNumber    = 9
| RelDate         = January 15, 2022<ref>{{cite web|url=https://ga.sbcr.jp/product/9784815612276/|script-title=ja:友達の妹が俺にだけウザい9|language=ja|publisher=[[SB Creative]]|access-date=January 14, 2022 |date=30 November 2021 }}</ref><ref>{{cite web|url=https://ga.sbcr.jp/product/9784815612269/|script-title=ja:友達の妹が俺にだけウザい9 ドラマCD付き特装版|language=ja|publisher=[[SB Creative]]|access-date=January 14, 2022|date=30 November 2021}}</ref>
| ISBN            = 978-4-8156-1227-6|ISBN_note=<br>{{ISBNT|978-4-8156-1226-9}} ({{Abbr|SE|Special edition}})
| LicensedRelDate = January 12, 2023 (digital)<ref>{{cite web|url=https://j-novel.club/series/my-friend-s-little-sister-has-it-in-for-me#volume-9|title=My Friend's Little Sister Has It In for Me! Volume 9|publisher=[[J-Novel Club]]|access-date=February 1, 2023}}</ref><br>June 11, 2024 (print)<ref>{{cite web|url=https://www.barnesandnoble.com/w/my-friends-little-sister-has-it-in-for-me-volume-9-mikawaghost/1142457380?ean=9781718326880|title=My Friend's Little Sister Has It In for Me! Volume 9 (Paperback)|publisher=[[J-Novel Club]]|website=[[Barnes & Noble]]|access-date=August 7, 2023}}</ref>
| LicensedISBN    = 978-1-71-832688-0
| ChapterList     =
| Summary         =
}}
{{Graphic novel list
| VolumeNumber    = 10
| RelDate         = October 15, 2022<ref>{{cite web|url=https://ga.sbcr.jp/product/9784815616007|script-title=ja:友達の妹が俺にだけウザい10|language=ja|publisher=[[SB Creative]]|access-date=August 13, 2022 |date=July 2022 }}</ref><ref>{{cite web|url=https://ga.sbcr.jp/product/9784815615994|script-title=ja:友達の妹が俺にだけウザい10 小冊子『10.5巻』付き特装版|language=ja|publisher=[[SB Creative]]|access-date=August 13, 2022|date=July 2022}}</ref>
| ISBN            = 978-4-8156-1600-7|ISBN_note=<br>{{ISBNT|978-4-8156-1599-4}} ({{Abbr|SE|Special edition}})
| LicensedRelDate = August 4, 2023 (digital)<ref>{{cite web|url=https://j-novel.club/series/my-friend-s-little-sister-has-it-in-for-me#volume-10|title=My Friend's Little Sister Has It In for Me! Volume 10|publisher=[[J-Novel Club]]|access-date=July 9, 2023}}</ref><br>December 10, 2024 (print)<ref>{{cite web|url=https://www.barnesandnoble.com/w/my-friends-little-sister-has-it-in-for-me-volume-10-mikawaghost/1143582831?ean=9781718326897|title=My Friend's Little Sister Has It In for Me! Volume 10 (Paperback)|publisher=[[J-Novel Club]]|website=[[Barnes & Noble]]|access-date=November 28, 2024}}</ref>
| LicensedISBN    = 978-1-71-832644-6
| ChapterList     =
| Summary         =
}}
{{Graphic novel list
| VolumeNumber    = 11
| RelDate         = March 15, 2025<ref>{{cite web|url=https://www.sbcr.jp/product/4815619121/|script-title=ja:友達の妹が俺にだけウザい11|language=ja|publisher=[[SB Creative]]|access-date=December 8, 2023 |date=5 December 2023 }}</ref>
| ISBN            = 978-4-8156-1912-1
| LicensedRelDate = —
| LicensedISBN    = 
| ChapterList     =
| Summary         =
}}
{{Graphic novel list/footer|portal=yes}}

===Manga===
A [[manga]] adaptation by Hira Hiraoka began serialization in [[Square Enix]]'s ''[[Manga Up!]]'' online web service on December 13, 2019 and has been compiled into eight ''[[tankōbon]]'' volumes as of July 2024.<ref name="announcement"/> The manga is published in North America by Comikey and Square Enix through the global version of ''Manga Up!''.

{{Graphic novel list/header
| Language     = Japanese
| OneLanguage  = yes
| Width        = 100%
}}
{{Graphic novel list
| VolumeNumber = 1
| RelDate      = August 6, 2020<ref>{{cite web|url=https://magazine.jp.square-enix.com/top/comics/detail/9784757567542/|script-title=ja:友達の妹が俺にだけウザい 1|language=ja|publisher=[[Square Enix]]|access-date=July 14, 2021}}</ref>
| ISBN         = 978-4-75-756754-2
| ChapterList  =
| Summary      =
}}
{{Graphic novel list
| VolumeNumber = 2
| RelDate      = November 7, 2020<ref>{{cite web|url=https://magazine.jp.square-enix.com/top/comics/detail/9784757569294/|script-title=ja:友達の妹が俺にだけウザい 2|language=ja|publisher=[[Square Enix]]|access-date=July 14, 2021}}</ref>
| ISBN         = 978-4-75-756929-4
| ChapterList  =
| Summary      =
}}
{{Graphic novel list
| VolumeNumber = 3
| RelDate      = June 7, 2021<ref>{{cite web|url=https://magazine.jp.square-enix.com/top/comics/detail/9784757572980/|script-title=ja:友達の妹が俺にだけウザい 3|language=ja|publisher=[[Square Enix]]|access-date=July 14, 2021}}</ref>
| ISBN         = 978-4-75-757298-0
| ChapterList  =
| Summary      =
}}
{{Graphic novel list
| VolumeNumber = 4
| RelDate      = January 7, 2022<ref>{{cite web|url=https://magazine.jp.square-enix.com/top/comics/detail/9784757575509/|script-title=ja:友達の妹が俺にだけウザい 4|language=ja|publisher=[[Square Enix]]|access-date=January 19, 2022}}</ref>
| ISBN         = 978-4-75-757550-9
| ChapterList  =
| Summary      =
}}
{{Graphic novel list
| VolumeNumber = 5
| RelDate      = July 7, 2022<ref>{{cite web|url=https://magazine.jp.square-enix.com/top/comics/detail/9784757580114/|script-title=ja:友達の妹が俺にだけウザい 5|language=ja|publisher=[[Square Enix]]|access-date=July 4, 2022}}</ref>
| ISBN         = 978-4-75-758011-4
| ChapterList  =
| Summary      =
}}
{{Graphic novel list
| VolumeNumber = 6
| RelDate      = February 7, 2023<ref>{{cite web|url=https://magazine.jp.square-enix.com/top/comics/detail/9784757583887/|script-title=ja:友達の妹が俺にだけウザい 6|language=ja|publisher=[[Square Enix]]|access-date=February 1, 2023}}</ref>
| ISBN         = 978-4-75-758388-7
| ChapterList  =
| Summary      =
}}
{{Graphic novel list
| VolumeNumber = 7
| RelDate      = September 7, 2023<ref>{{cite web|url=https://magazine.jp.square-enix.com/top/comics/detail/9784757587700/|script-title=ja:友達の妹が俺にだけウザい 7|language=ja|publisher=[[Square Enix]]|access-date=September 1, 2023}}</ref>
| ISBN         = 978-4-75-758770-0
| ChapterList  =
| Summary      =
}}
{{Graphic novel list
| VolumeNumber = 8
| RelDate      = July 5, 2024<ref>{{cite web|url=https://magazine.jp.square-enix.com/top/comics/detail/9784757592889/|script-title=ja:友達の妹が俺にだけウザい 8|language=ja|publisher=[[Square Enix]]|access-date=June 25, 2024}}</ref>
| ISBN         = 978-4-75-759288-9
| ChapterList  =
| Summary      =
}}
{{Graphic novel list/footer}}

===Anime===
An [[anime]] television series adaptation was announced during a livestream for the "GA Fes 2021" event on January 31, 2021, with the cast of the series' drama CDs reprising their roles.<ref name="announcement"/> At the "GA Fes 2024" livestream event on March 10, 2024, it was announced that the series will be produced by [[Blade (studio)|Blade]] and directed by Kazuomi Koga, with [[Touko Machida]] handling the series composition, and Katsuyuki Sato serving as the character designer.<ref>{{cite web|title=My Friend's Little Sister Has It In for Me! Anime Unveils Main Staff|url=https://www.animenewsnetwork.com/news/2024-03-10/my-friend-little-sister-has-it-in-for-me-anime-unveils-main-staff/.208550|publisher=[[Anime News Network]]|access-date=March 10, 2024|date=March 10, 2024}}</ref>

==See also==
*''[[Days with My Stepsister]]'', a mixed-media project by the same author.
*''[[Spy Classroom]]'', another light novel series illustrated by the same illustrator.

==References==
{{reflist}}

==External links==
*{{Official website|https://ga.sbcr.jp/sp/imouza/|Light novel official website}} {{in lang|ja}}
*{{Official website|https://magazine.jp.square-enix.com/mangaup/original/tomoimo/|Manga official website}} {{in lang|ja}}
*{{Anime News Network|light novel|23994}}

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[[Category:2019 Japanese novels]]
[[Category:Anime and manga based on light novels]]
[[Category:Blade (studio)]]
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[[Category:Upcoming anime television series]]
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