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Chikan Undercover Agent Rina is a casual strategy and JRPG-style simulation game released in 2025. The title follows an undercover agent named Rina as she attempts to identify and apprehend "chikan" (harassers) on various subway lines. Gameplay Mechanics The game utilizes a turn-based combat system

Chikan Undercover Agent Rina is an adult-oriented Japanese adventure game (often categorized as an "eroge" or visual novel) that centers on a female protagonist performing undercover investigative work. Plot and Premise The story follows

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Players step into the shoes of Rina, an undercover agent or special investigator.

Level up and choose specific skills to build a strategy that fits your playstyle. If you fail a mission, you can use acquired skill points to buy permanent upgrades for your next attempt.