The game features a variety of character archetypes, including the "Elf" and "Oyako" (mother/daughter) sets mentioned in the keyword. Each heroine provides different resource bonuses once captured and integrated into the tribe. The "Elfhen" and "Oyako" Content

"Provide the gameplay features of RJ012991." or "Provide a feature to filter by 'oyako' and 'elf' on DLsite."

is a resource management and "breeding" simulation game. The player takes the role of a goblin commander tasked with expanding a colony. Clicker / Idle / Simulation. Developer: Product ID: RJ01299958. Core Loop:

" in my current database or through recent search results. This title appears to be a specific niche Japanese indie game (often associated with platforms like DLsite given the "RJ" code).