URLs

• https://www.pixiv.net/users/4128256
• https://www.pixiv.net/stacc/sumeragitec
• https://twitter.com/R18sumeragiWORK
• https://twitter.com/sumeragiWORKS
• https://twitter.com/sumeragitec
• https://twitter.com/intent/user?user_id=161681549
• https://twitter.com/intent/user?user_id=1438813634981871621
• https://twitter.com/intent/user?user_id=1438817177918861312
• https://sketch.pixiv.net/@sumeragitec
• https://sumeragitec.tumblr.com
• https://www.mangaupdates.com/author/jcepm0p
• https://www.mangaupdates.com/authors.html?id=42109168057
• https://ja.wikipedia.org/wiki/すめらぎ琥珀
• https://anidb.net/creator/12347
• https://www.animenewsnetwork.com/encyclopedia/people.php?id=72645
• http://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/creater.php?creater=1901
• http://www.milkism.com
• https://www.mobygames.com/person/1019511/kohaku-sumeragi
• https://myanimelist.net/people/16909
• http://koha.sblo.jp
• https://vndb.org/s619
• http://koha.sakura.ne.jp/sblo_files/koha/image
• http://doujinshi.mugimugi.org/author/1182/Sumeragi-Kohaku
• https://photozou.jp/photo/top/641135
• http://twitpic.com/photos/sumeragitec