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Regarding of My Married Life with a Childhood Friend Whom I Thought was a Boy going Way Too Smoothly.
También conocida como: Danshi da to Omotteita Osananajimi to no Shinkon Seikatsu ga Umakuiki sugiru Kudan ni Tsuite · Danshi da to Omotteita Osananajimi to no Shinkon Seikatsu ga Umaku Ikisugiru Ken ni tsuite · Danshi dato Omotteita Osanajimi tono Shinkon Seikatsu ga Umaku Ikisugiru ken ni tsuite · I Thought My Childhood Friend Was a Guy... Now She's My Wife and It's Going Too Well! · Regarding of My Married Life With a Childhood Friend Whom I Thought Was a Boy Going Way Too Smoothly · 男子だと思っていた幼馴染との新婚生活がうまくいきすぎる件について · 關於與以為是男孩子的青梅竹馬的結婚生活過於順利的這件事 · I Thought My Childhood Friend Was a Guy… Now She’s My Wife and It’s Going Too Well! · Danshi da to Omotte Ita Osananajimi to no Shinkon Seikatsu ga Umaku Ikisugiru Ken Nitsuite · I Used to Think My Childhood Friend Was a Guy—Now We're Newlyweds, and She's the Perfect Bride!
Shuichi and Yuika have been close friends since they were kids. But Shuichi had always thought Yuika was a boy, so their reunion 10 years ago was filled with surprise when Yuika had seemingly transformed into a beautiful young woman! Intimidated by his friend’s beauty, Shuichi was sure this would be the end of their friendship. And it was… because the two traded in friendship for marriage! A sweet and charming love story about finding friendship and love with your person.