URLs

• https://www.pixiv.net/users/681674
• https://www.pixiv.net/stacc/itaka
• https://twitter.com/wakamenohito
• https://twitter.com/intent/user?user_id=186667243
• https://sketch.pixiv.net/@itaka
• http://jaglavak.web.fc2.com
• https://book.dmm.co.jp/list/?author=249392