https://www.pixiv.net/users/136193
https://www.pixiv.net/stacc/corona
https://twitter.com/Coronal
https://twitter.com/intent/user?user_id=15318023
https://seiga.nicovideo.jp/user/illust/4725395
http://www.nicovideo.jp/mylist/6579768
http://www.nicovideo.jp/mylist/10933361
https://www.nicovideo.jp/user/4725395
https://pawoo.net/@corona
https://pawoo.net/web/accounts/58370
https://sketch.pixiv.net/@corona
https://piapro.jp/Y_Corona
