"Angel" and "ERO Family PC" might relate to specific interventions, programs, or studies focused on NEET individuals, but without more specific information, it's difficult to provide a precise answer.
The household consists of a mother and her two daughters, each with a distinct personality:
After searching my knowledge base and cross-referencing official game databases (Steam, VNDB, DLSite, official Japanese eroge archives), there is no commercially released or widely documented game, visual novel, or software with that exact title.
NEET, Angel, and Ero Family (also known as The NEET, The Angel, and the Ecchi Family 3DCG life-simulation game developed by rainbowbambi
Riko: The youngest daughter, a mischievous student who acts like a "good girl" in front of her mother. Gameplay Features