URLs

• https://www.pixiv.net/users/4527696
• https://www.pixiv.net/stacc/natsuko-ta81
• https://twitter.com/ko_ta81
• https://twitter.com/koota8181
• https://twitter.com/intent/user?user_id=1685213558
• https://twitter.com/intent/user?user_id=974935720740585472
• https://ko-ta.flavors.me
• https://tegaki.pipa.jp/574383/profile.html
• http://www.takamin.com/oekakichat/user/oekakichat3.php?userid=477594
• http://twpf.jp/koota8181