URLs

• https://www.pixiv.net/users/81967480
• https://www.pixiv.net/stacc/user_pgvh4778
• http://sirpent.sakura.ne.jp
• https://sirpent.sakura.ne.jp
• http://www.dlsite.com/maniax/circle/profile/=/maker_id/RG04160.html
• http://www.dlsite.com/maniax/circle/profile/=/maker_id/RG09929.html
• http://doujinshi.mugimugi.org/browse/author/6265/SIRPENT/
• http://www.alles.or.jp/~ryo01/
• http://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/creater.php?creater=1041
• http://sirpent.hp.infoseek.co.jp