Artist.
Japanese name: そら or 空亡
https://www.pixiv.net/users/92228
https://www.pixiv.net/stacc/sunday_sky
https://twitter.com/coral_sky0826
https://twitter.com/sky_sunday
https://twitter.com/intent/user?user_id=1279826690
https://twitter.com/intent/user?user_id=1539317507588505600
https://sundaysky0826.fanbox.cc
https://www.pixiv.net/fanbox/creator/92228
https://sketch.pixiv.net/@sunday_sky
https://twitter.com/intent/user?user_id=207533333
http://twitpic.com/photos/sky_sunday
