INFO:

Jackpot Sad Girl (ジャックポットサッドガール, Jack Pot Sad Girl) is a song by syudou commissioned for the Imprisoned Marionette event. This song became playable on October 20, 2020. It is associated with the unit 25-ji, Nightcord de., and currently has 5 song versions in the game. Players can unlock this song for free by claiming it in the Present Box. A full length version of the SEKAI version was released on the Kuyamu to Kaite Mirai/Keitai Renwa/Jackpot Sad Girl single on August 4, 2021.