As mentioned in Hino's thread, Kairi has started a joint YouTube channel with her with seems to be connected with the Echigo Tokimeki Railway in Niigata Prefecture: https://www.youtube.com/channel/UCdmF9QV3BaluTZq-KAqKj-Q/
Kairi became a station manager for the day to commemorate the 110th anniversary of the opening of Itoigawa Station on the Echigo Tokimeki Railway - article and an 8-minute video report from Niikei News: https://www.niikei.jp/570373/