Ero Puzzle Dungeon [Armanium] ⋆ Smut Gamer

Overview:
The main character, Yakumo, joins Yatagarasu and becomes a monster extermination specialist, where she’s charged with investigating a cult and the disappearance of other Yatagarasu members, working undercover in a brothel in the city of Innsmouth. Whether you fight or seduce your way through the game is up to you.
(overview taken from the ULMF thread. Here. Since there’s no English page for this)

Updated: 02/10/2017
Developer/Publisher: http://www.dlsite.com/maniax/work/=/product_id/RJ209684.html
Censorship: Yes (mosaic)
Version: 1.2/Final
OS: Windows
Language: English (don’t know if machine or not. However, reading the translator’s post, seems that it’s "native" English. This is his Patreon)
Genre:
Vaginal Sex, Creampie, Oral Sex, Monster, Tentacles, Urination, Prostitution, Pregnancy, Bestiality, Titfuck, Spanking, Big Tits, Lactation