Yuusha to Maou no Love Come(2018)

Yuusha to Maou no Love Come

The one holding the title demon king is actually a super cute big breasted girl who has only one thing to say to the funny hero: "Damn... I'll kill ya!" No, wait that's not- Err, I mean the Romcom involving a lot of blushing, humiliation and flirting begins here!!

(Source: Japanese Publisher, translated)

Note: Includes 14 extra chapters.