There will be a crossover event of Oshi no Ko in Caravan Stories that will bring four characters from the series to the game. The event will begin on May 30, 2023. The four characters from the series that will appear are Aqua and Ruby Hoshino, Kana Arima, and Pieyon. There will also be character costumes based on their outfits and a story from the event. There is also an official website of the event with wallpapers.
Of the three, only Pieyon can be obtained for free. Those who clear the Oshi no Ko event story in Caravan Stories will obtain the character of a star of the game. Aqua, Ruby, and Kana are five-star units. There is also a six-star outfit for all three.
The Oshi no Ko anime is airing on HIDIVE, while the manga is being localized by Yen Press. Caravan Stories is available on PS4, PC, and mobile worldwide, and on Switch in Japan. The characters from Oshi no Ko can be seen in the Caravan Stories game between May 30 and June 20, 2023.