classmate

Dousankyuusei is a classic dating simulation game produced by the Japanese adult game developer Elf. The protagonist meets various women before summer vacation and works to improve their affection levels to develop relationships. The game proceeds by moving across a map and encountering heroines at specific locations based on the time of day. Each heroine has a unique personality and storyline, and the ending changes depending on the player's choices. It gained immense popularity for its innovative system and character design, and has since been remade for various platforms. It is considered a foundational work for the visual novel genre. (This information is not in the provided reference)