That RJ number corresponds to an sold on DLsite. The main feature of this work (based on typical Goblin no Suana style) would include:
The story typically follows a female protagonist who finds herself ensnared in the eponymous "Nest." The narrative is less about escape and more about the psychological and physical transformation of the character as she adapts to her new reality. It is a slow-burn descent into depravity, a theme that Sengoku Gakidou executes with precision. goblin no suana sengoku gakidou rj01232863 2021
If you are looking for an of themes found in such media (e.g., the "Goblin" trope in Japanese fantasy), you may want to look into cultural studies papers regarding the evolution of Japanese fantasy archetypes on platforms like Google Scholar. That RJ number corresponds to an sold on DLsite
Checking out RJ01232863 today! Peperoncino never misses with the sprite work. Love the shift to the Sengoku theme—there’s something about the 'Hungry Ghost' lore that fits the goblin nest-builder loop perfectly. If you are looking for an of themes found in such media (e