URLs

• https://www.pixiv.net/users/1556896
• https://www.pixiv.net/stacc/takahashiyusuke
• https://twitter.com/takahashi_you
• https://twitter.com/intent/user?user_id=155884309
• https://nijie.info/members.php?id=1195
• https://sketch.pixiv.net/@takahashiyusuke
• https://twitter.com/hoshi3ma
• http://twitpic.com/photos/takahashi_you