At the “Dai-Ni-Kai ‘KanColle’ Kankanshiki” event held in Yokohama in August 2015, it was revealed that the Kantai Collection series would be adapted into an anime film set for release in 2016. During the event, attendees were shown clips featuring the Kan-musume characters, including Fubuki, Mutsuki, Yuudachi, Akagi, and Kaga, as well as Hiryuu Kaini and Souryuu Kaini. The footage also showcased the four Kongou sisters (Kaini), Kitakami and Ooi, Choukai Kaini, Yuubari, Mutsu and Nagato, Kako Kaini and Furutaka Kaini, Zuikaku and Shoukaku, Shimakaze, Kuma, and Ouyodo.