URLs

• https://www.pixiv.net/users/147730
• https://www.pixiv.net/stacc/azumasa
• https://twitter.com/azuma_masakadu
• https://twitter.com/intent/user?user_id=157202317
• https://nijie.info/members.php?id=6886
• https://sketch.pixiv.net/@azumasa
• http://homepage3.nifty.com/azuma/top.htm