https://www.pixiv.net/users/3079001
https://www.pixiv.net/users/3897682
https://www.pixiv.net/stacc/mugen1006
https://www.pixiv.net/stacc/symfo
https://twitter.com/minasesari
https://twitter.com/intent/user?user_id=147081920
https://seiga.nicovideo.jp/user/illust/25310057
https://www.nicovideo.jp/user/25310057
https://nijie.info/members.php?id=79142
https://sketch.pixiv.net/@symfo
https://symfo.tumblr.com
http://enty.jp/symfo
https://www.pixiv.net/stacc/takumi1006
