Momochi-san Chi no Ayakashi Ouji (The Demon Prince of the Momochi House) by Aya Shouoto -1 volume (ongoing)
The orphan Momochi Himari receives a house for inheritance. But she finds the infamous haunted house inhabited with NEET-like bishies who does nothing but engage in bromance acts. This theme is so very Kamisama Kiss! There that’s a hint already if the picture above is not a giveaway! It’s another reverse harem from Aya Shouto. Talk about prolific reverse harem managaka.