PrincessSoft explained

PrincessSoft is a Japanese company. It specialized in the development of visual novel video game ports for use on home video game consoles such as the PlayStation 2 and the Dreamcast. It has two imprints: Primavera, which specializes in female-oriented products, and Nine's Fox, which also releases ports of adult visual novels. None of the three brands have released any products since 2009.

Games

PrincessSoft

Quartett! The Stage of Love (2006)

Primavera

Nine's Fox