Playland Gau

Playland Gau is a videogame arcade located in district 7 of Academy City. It is spacious establishment which features a variety of videogames, such as the latest Genshiko fighting game, as well as other coin-operated machines, such as claw cranes and also a vending machine. Students are often seen here playing various games until Academy City's curfew time.

Poltergeist Incidents
Playland Gau is first featured in episode 17 of the Toaru Kagaku no Railgun anime. During Tessou Tsuzuri's patrol with Yomikawa Aiho, they meet up with Misaka Mikoto, Shirai Kuroko, Uiharu Kazari and Saten Ruiko playing games when the curfew is nearing, they tell them to go home along with Kounoe Haruki who just ignores them and leaves. Tsuzuri would meet Haruki several times afterwards, he later opens up to her after showing him a secret in her favorite game, Genshiko 9. They meet one more time where she is defeated by Haruki using her favorite character, she later escorts him to his house where she tells him that she wants a new Genshiko game. The next day, Tsuzuri discovers that Haruki has transferred to the 10th district and enrolls in Zassou Academy, a school to prepares people to get into the videogame company Weed, the maker of the Genshiko series of videogames, much to Tsuzuri's elation.

Playland Gau is featured once again in episode 20 the Toaru Kagaku no Railgun anime. Here Uiharu Kazari treats Haruue Erii to a game of Whac-A-Mole, however, she is unable to hit them as she thinks they are cute and hitting them is cruel. They later take pictures together, along with Misaka Mikoto, Shirai Kuroko and Saten Ruiko; Erii later stumbles upon a poster for a fireworks festival, where they all agreed to go.

Trivia

 * Gau means shire or district in German.