The side-scrolling bishoujo action game series "Valis", which was first released in the 80s and gained popularity, celebrated its 35th anniversary in December 2021. In commemoration of this, three of the series' most popular titles, "Valis: The Fantasm Soldier", have been completely ported to Nintendo Switch! This title, "Valis: The Fantasm Soldier" was released in Japan in 1992. It is considered a pioneer ""bishojo," or pretty girl, a game with full voices and animation.