URLs

• https://www.pixiv.net/users/469628
• https://www.pixiv.net/stacc/fefnir_nightload
• https://twitter.com/EIHOKU_ORIGIN
• https://twitter.com/intent/user?user_id=2338537166
• https://seiga.nicovideo.jp/user/illust/534785
• https://www.nicovideo.jp/user/534785
• https://sketch.pixiv.net/@fefnir_nightload
• http://www.toranoana.jp/mailorder/article/04/0030/49/49/040030494974.html