この中に1人、妹がいる!, lit. [i]One of Them Is My Younger Sister![/i], abbreviated as [i]NakaImo[/i] (中妹, なかいも)

A 2010-current light novel series by Taguchi Hajime, with illustrations by [[CUTEG]], published by Media Factory's MF Bunko J imprint. Also adapted into 2011-current manga, [i]Kono Naka ni Hitori, Imouto ga Iru! - Who is "IMOUTO"?[/i] by Mottun*, serialized in in Media Factory's [i]Monthly Comic Alive[/i], and a Summer 2012 anime by Studio Gokumi.

h4. External links

* [[Kannagi Miyabi]]
* [[Kotori Maiko]]
* [[Kunitachi Rinka]]
* [[Mikadono Shougo]]
* [[Sagara Mei]]
* [[Tendou Mana]]
* [[Tsuruma Konoe]]

h4. External links

* "Official Site":http://www.mediafactory.co.jp/bunkoj/nakaimo/
* "Official Site (anime)":http://www.tbs.co.jp/anime/nakaimo/
* "[i]Kono Naka ni Hitori, Imouto ga Iru![/i] on Wikipedia":http://en.wikipedia.org/wiki/Kono_Naka_ni_Hitori,_Imoto_ga_Iru%21
この中に1人、妹がいる!