The tenth volume is “Imouto Series”. 1. Imouto 100 (義妹100); Comic Penguin Club 2019-11 2. Imouto Shinkon Seikatsu (義妹新婚生活); Comic Penguin Club 2019-12 3. Imouto Idenshi (義妹遺伝子); Comic Penguin Club 2020-01 4. Imouto to Asa made Micchaku (義妹と朝まで密着); Comic Penguin Club 2019-08 5. Imouto Necchuushou (義妹熱中症); Comic Penguin Club 2019-10 6. Imouto wa Warukunai (義妹は悪くない); Comic Penguin Club 2019-05 7. Imouto Ano Hi kara (義妹あの日から); Comic Penguin Club 2019-06 8. Imouto Submission (義妹サブミッション); Comic Penguin Club 2019-07 9. Imouto Ambivalence (義妹アンビバレンス); Comic Penguin Club 2019-09