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My Days with the Demoness

A rom-com visual novel which follows a NEET mechanic who accidentally brings the demon lord’s daughter to earth; as not to be indebted to him, she decides to stay with him to improve his “miserable life”; meanwhile he tries his best to fix the portal before time runs out. Will they be successful?

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Latest Contributor: IGF TeamEdit notes
Updated: Jul 13, 2026Developer scaleThe operating scale of the game's developer.
Updated: Jul 13, 2026Publisher scaleThe operating scale of the game's publisher.
A separate publisher is listed for this release.
Search Google: Is My Days with the Demoness self-published or published by Top Hat Curios & Oddities?Publisher statusHow the game's publishing relationship is classified.
Search Google: How is My Days with the Demoness and Top Hat Curios & Oddities funded?FundingThe known source of funding behind the game.
Search Google: Who controls the creative direction and IP for My Days with the Demoness and Blissful Work's?Creative controlWho appears to retain creative control of the game.
Updated: Jul 13, 2026Release statusWhether and how the game has been released.

Media

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About the Game



Story
After losing his best friend, a fellow college student, Asaki Tomohiro, turned to the NEET life, and began obsessing with the idea of creating a portal to another world. One day, he managed to finish the prototype and upon testing it for the first time, caused quite the accident; the device brought a girl into this world, who introduced herself as the daughter of a demon lord in her own world, Nero Ei Vixonni.

With the prototype broken and trapping Nero in this world. Asaki promised to fix it; but with a catch - he'd have to do it in just one and a half months. However in the mean time, Nero refused to owe anything to a human, so she promised to help Asaki with his miserable life. As time ticks on, what hijinx with Asaki and Nero find themselves in? And will Asaki successfully return Nero to her world? What challenges lay ahead?

Find out in this rom-com visual novel!

Features
  • Interesting story with multiple endings
  • More than 5 hours of playtime
  • +20 magnificent CG illustrations planned
  • +15 unique locations, set in modern urban Japan
  • +15 original soundtracks planned
  • Available on Windows, Mac and Linux


Characters