URLs

• https://www.pixiv.net/users/1153267
• https://www.pixiv.net/stacc/yufgtrd1545
• https://sketch.pixiv.net/@yufgtrd1545
• http://www.mangaupdates.com/authors.html?id=3123
• http://en.wikipedia.org/wiki/Sōsuke_Kaise
• http://ja.wikipedia.org/wiki/海瀬壮祐
• https://www.animenewsnetwork.com/encyclopedia/people.php?id=31232
• http://mugimugi.org/browse/author/33052/Kaise-Sousuke/
• http://hiramekiboshi.the-ninja.jp