I promised to be an Onmyoji, but what kind of monsters are I collecting?

Reincarnated in a parallel neon world, Izumi Takumi obtains a yokai encyclopedia, offering rewards for collecting yokai. But why are the collection conditions so bizarre? Pets, one-day boyfriends… are all yokai this flamboyant and oppressive?! Intending to live a carefree life, he gradually becomes entangled in a massive conspiracy… To this, the great Onmyoji, leader of the yokai, shameless and despicable traitor to humanity, who betrays yokai and swindles them out of money and sex, Izumi Takumi says: "Since you're all arguing so much because you all want to become gods, there's only one solution." "I'll become a god." "That way everyone can happily and peacefully make dumplings together (laughs)." Everyone: (╯‵□′)╯︵┻━┻ Who told you to solve the problem like that?!… This book is also known as "This Onmyoji Has Incredible Talent but No Morals."