Eng Anoko Tachi Game Center Pettanko Park V1 ~repack~

I believe you're referring to a specific Japanese adult visual novel / game title: (possibly v1.0 or a demo version). This appears to be a niche doujin (indie) game with a focus on “pettanko” (flat-chested character preference) and game center (arcade) settings.

To play Pettanko Park is to be alone in a crowd. To hear the echo of a joystick nobody’s touching. To realize the game center was always a memory you never had. eng anoko tachi game center pettanko park v1

These types of games are typically where the player manages an arcade or interacts with characters within an arcade setting. "Pettanko" in the title usually refers to a specific character archetype (flat-chested), indicating the game's anime/manga art style and target audience. I believe you're referring to a specific Japanese