The eight volume in the “Imouto Series”. 1. Imouto Binkan Taishitsu (義妹敏感体質); Comic Penguin Club 2017-10 2. Imouto Genkai Toppa (義妹限界突破); Comic Penguin Club 2017-12 3. Imouto Pinch (義妹ピンチ); Comic Penguin Club 2018-02 4-5. Imouto Lingerie (義妹ランジュリー); Comic Penguin Club 2018-03 6. Imouto Dakimakura (義妹抱き枕); Comic Penguin Club 2017-08 7. Imouto Natsu Yasumi (義妹夏休み); Comic Penguin Club 2017-09 8. Imouto wa Mousou Oome (義妹は妄想多め); Comic Penguin Club 2017-11 9. Imouto no Kokuhaku (義妹の告白); Comic Penguin Club 2018-01