Four-person circle. Individual members are あじ, Kato Chika, Fuji Subaru, and 原. Illustrators for Shuumatsu no Valkyrie.
https://twitter.com/subarukatochika
https://twitter.com/intent/user?user_id=762687315433050112
https://www.youtube.com/@azychikachannel
https://ja.wikipedia.org/wiki/アジチカ
https://www.animenewsnetwork.com/encyclopedia/people.php?id=255421
https://bsky.app/profile/azychika.bsky.social
https://bsky.app/profile/did:plc:nkijn4c465rncyfrk5rsws3g
https://myanimelist.net/people/47050
https://potofu.me/azychika
