https://www.pixiv.net/users/1303654
https://www.pixiv.net/stacc/negahoro
https://twitter.com/negahoro
https://twitter.com/intent/user?user_id=128590449
https://pawoo.net/@nasupocky
https://pawoo.net/web/accounts/190187
https://sketch.pixiv.net/@negahoro
https://www.pixiv.net/stacc/nasupocky
http://negahoro.blog.fc2.com
http://p.twipple.jp/user/negahoro
http://twitpic.com/photos/negahoro
http://yfrog.com/user/negahoro/photos