The clever wordplay in the title is where the horror lives. The protagonist wants a Kanojo (Girlfriend). But through the app, he creates a Kanochi —a portmanteau or slang implying a "hypnotized girlfriend" or a "disposable love doll."
Given these translations, it seems like "Saimin app de kanojo ni kanochi RJ01070770" could be related to a hypnosis-themed adult game or interactive story where the player uses an app to hypnotize their girlfriend or a girl character. Without more context, it's challenging to provide a detailed explanation, but I can tell you that such themes are not uncommon in Japanese media and gaming, where hypnosis and mind control are often used as plot devices. saimin app de kanojo ni kanochi rj01070770
: If it's a visual novel-style app, it would likely include static or animated backgrounds, character sprites or 3D models, and a variety of UI elements that facilitate interaction, such as choice menus. The clever wordplay in the title is where the horror lives