URLs

• https://www.pixiv.net/users/1729636
• https://www.pixiv.net/stacc/fujiwara_system
• https://twitter.com/fujiwarachisa
• https://twitter.com/intent/user?user_id=171843761
• https://sketch.pixiv.net/@fujiwara_system
• http://id40.fm-p.jp/138/fujiwaraya/