NARITA Ryougo

Meet Yoiyami Kuroha, a black-haired beauty blessed with luck. While most people would associate luck with happiness, it lead Kuroha down the path of despair. Seeing her luck as nothing but a curse, she gets captured in the underground world of the yakuza. As she struggles to escape her accursed luck, she meets a boy riddled with misfortune. Webcomic

From Yen Press: It's a showdown for the ages as the legendary hero takes on the corpse god necromancer but when the dust settles something isn't quite right. In the final moments of their epic confrontation, the corpse god's final gambit shot was wholly unexpected reincarnation magic! Across space and time, a boy named Polka Shinoyama awakens feeling not quite himself. Who…