Total Recommendations: 2
If you liked
Chou Love Love Imouto
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...then you might like
Datsu★Imouto Sengen♥
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Both have short stories about brother x sister relationship. Both are hentai.
If you liked
Imouto Paradise!
|
...then you might like
My Imouto: Koakuma na A-Cup
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Both of them have cute "imoutos" (Little sister). Both are hentai. If you like one of them, i'm sure you'll like the other one too.