Fantasy Bishoujo Juniku Ojisan to

Synopsis

**In this comedic isekai tale, gender-bending hijinks ensue when two best buds wind up in a fantasy world together!** 32-year old nerdy office worker Tachibana Hinata has once again blundered at a singles mixer, no thanks to his hunky best friend who is always by his side. While he’s grumbling nonstop about it on the way home, a naked goddess appears out of nowhere and sends the two friends to another world! Furthermore, the goddess plays a prank and turns Tachibana into a blond woman with a peerless body?! To return him to his manly form, the two set off on a journey to defeat the demon king, but thanks to his beauty they’ll find trouble everywhere they go! Can they save the world before their lifelong bromance becomes a…romance? *Source: Seven Seas Entertainment, Vol. 1*

Synopsis & details from MangaUpdates