https://www.pixiv.net/users/739876
https://www.pixiv.net/stacc/blue-dragon-world
https://twitter.com/Nevra_NoEntry
https://twitter.com/intent/user?user_id=90571335
https://seiga.nicovideo.jp/user/illust/10222042
https://www.nicovideo.jp/user/10222042
https://sketch.pixiv.net/@blue-dragon-world
https://odaibako.net/u/Nevra_NoEntry