is a Japanese mobile game developed by Liber Entertainment. The original game was released on June 26, 2015 on Android and July 3, 2015 for the iOS. It was followed up with the release of an updated mobile game, I-Chu Étoile Stage, on April 30, 2020, while the original game was discontinued in July 2020. A port for Nintendo Switch was announced in October 2021, and was released in Japan on November 10, 2022. Along with the game, the franchise has released several CDs portrayed by the characters in the game, and the success of the game led to several adaptations for the franchise, including stage plays and an anime television series by Lay-duce, which aired from January 6 to March 24, 2021. Characters Pop'N Star RE:BERSERK Lancelot Tenjō Tenge F∞F Twinkle Bell I♥B ArS Other characters Media Game I-Chu is developed by Liber Entertainment and scheduled for launch in June 2015 on the iOS and Android, with pre-registrations opening on May 18, 2015. The game was later released on June 26, 2015 on Android and July 3, 2015 for the iOS. The game included a cast of 42 voice actors and was described as a "love rhythm adventure" game. A second mobile game titled I-Chu Étoile Stage was originally scheduled to launch in Q3 2019, but after several delays, it launched on April 30, 2020. In June 2020, Liber Entertainment announced they would be discontinuing online services for the original mobile game on July 6, 2020, which would remain playable with all features unlocked until December 13, 2020. A port for Nintendo Switch was announced in October 2021, and was released in Japan on November 10, 2022. Stage plays A stage play adaptation was announced during a fan meeting in 2017. The first stage play, I-Chu the Stage: Stairway to Etoile, ran from August 25–27, 2017 in Osaka and September 6–10, 2017 in Tokyo. The play had a second run from February 23 to March 1, 2018, in Tokyo, under the title I-Chu the Stage: Stairway to Etoile 2018. The third stage play, I-Chu the Stage: Rose Ecarlate was announced at the stage play's first fan meeting and ran from April 21–29, 2019 in Tokyo and May 10–12, 2019 in Osaka, with Hiro Isenao directing and writing the script. A fourth stage play, I-Chu the Stage: Rose Ecarlate Deux, ran from October 10–15, 2019 in Tokyo. In addition to