She is a character from one of the chapters in Silky's 1992 omnibus release "Premium". Since the game doesn't have much of a storyline, she is only given the title "Princess".
https://vndb.org/v6962

Recommend strength is around 0.6-0.7 with "retro artstyle, 1980s \(style\)" tags.

default outfit:

premium_princess, 1girl, brown eyes, brown hair, blonde hair, long hair, very long hair, blunt bangs, bangs, long sidelocks, hair ornament, earrings, necklace, jewelry, pink dress, pink leotard, dress, covered nipples, sleeveless, cleavage, bare shoulders, armlet, bracelet, choker, ornate buckle, buckle

possessed:

premium_princess, 1girl, brown eyes, empty eyes, expressionless, brown hair, blonde hair, long hair, very long hair, blunt bangs, bangs, long sidelocks, hair ornament, earrings, necklace, jewelry, black lingerie, lingerie, lace-trimmed dress, breastless clothes, breasts out, nipples, navel, groin, black gloves, elbow gloves, gloves, lace-trimmed gloves, black panties, panties, lace-trimmed panties, black thighhighs, thighhighs, thigh boots