Pachi-pachi Pachi-Slot: New Pulsar-hen is a single-player simulation game in which players can experience the mechanics of pachislot machines through detailed virtual recreations. In this game, players explore a story set in a bonus city where pachislot is a central part of life, with the overarching goal of defeating the Pachislot Great Demon King who seeks to dominate the pachislot world. It stands out with its dual gameplay modes: a 'research mode' that allows players to customize and experiment with the pachislot machine settings, such as reel speed, pattern marking, and flag conditions, and a 'story mode' that combines narrative progression with pachislot gameplay to achieve in-game objectives.