I Suddenly Have an "Older" Sister!

You are reading I Suddenly Have an "Older" Sister! manga, one of the most popular manga covering in Comedy, Ecchi, Romance, Shounen, Slice of life genres, written by Rokushou Kokuu at MangaPuma, a top manga site to offering for read manga online free. I Suddenly Have an "Older" Sister! has 14 translated chapters and translations of other chapters are in progress. Lets enjoy.
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***A young "older" sister suddenly appears before me...?! A love-comedy of "irregular" siblings living together. ***Asami, a beautiful but mysterious girl appears before Ryosuke, the protagonist who is in his thirties, and claims that she is his sister. She is the sister of Ryosuke's brother's wife, in other words, she is somewhat Ryosuke's sister... Aiming to be the ideal older sister, she decides to engage in extreme big sisterly acts!