URLs

• https://www.pixiv.net/users/6072824
• https://www.pixiv.net/stacc/030841
• https://twitter.com/osawa841
• https://twitter.com/intent/user?user_id=2433361753
• https://sketch.pixiv.net/@030841
• http://www.doujinshi.org/browse/author/101099/Oosawa-Yayoi/
• https://www.mangaupdates.com/authors.html?id=16661