imouto_wa_kanojo_ni_dekinai_no_ni
A 5-volume romcom light novel written by Kagami Yuu (鏡遊 X Account) with illustrations by ]] and published by Dengeki Bunko. There's also a manga adaption drawn by [[chikuwa.
h4.Characters
* Sakuraba Fuyu
h4.External links
* Light novel/manga overview at Dengeki Bunko (jpn)