URLs

• https://www.pixiv.net/users/211415
• https://www.pixiv.net/stacc/sosoon
• https://twitter.com/usami_tyuui
• https://twitter.com/intent/user?user_id=106447716
• https://3d.nicovideo.jp/users/491655
• https://seiga.nicovideo.jp/user/illust/491655
• https://www.nicovideo.jp/user/491655
• https://sketch.pixiv.net/@sosoon
• http://www.3dcg-arts.net/artists/60
• http://www.3dcg-arts.net/member/60
• http://atnd.org/users/172584
• http://www.cg-site.net/members/14352/
• http://www.fg-site.net/members/14352/
• http://p.twipple.jp/user/usami_tyuui
• http://twitpic.com/photos/usami_tyuui