URLs

• https://www.pixiv.net/users/14686276
• https://www.pixiv.net/stacc/lv1lv2lv3_18
• https://twitter.com/Lv1Lv2Lv3
• https://twitter.com/intent/user?user_id=1393054526106574853
• https://seiga.nicovideo.jp/user/illust/34416999