Japanese artist.
https://www.pixiv.net/users/13242
https://www.pixiv.net/stacc/rmatumoto
https://twitter.com/ahe2
https://twitter.com/aheahead
https://twitter.com/intent/user?user_id=11082822
https://twitter.com/intent/user?user_id=44283581
https://www.deviantart.com/aheahead
http://com.nicovideo.jp/community/co112422
https://pawoo.net/@aheahead
https://pawoo.net/web/accounts/435
https://pawoo.net/web/accounts/15219
https://pawoo.net/web/accounts/113349
https://aheahead.fanbox.cc
https://www.pixiv.net/fanbox/creator/13242
https://sketch.pixiv.net/@rmatumoto
https://www.tinami.com/creator/profile/520
https://aheahead.tumblr.com
https://ahedr.tumblr.com
https://www.facebook.com/aheahead
http://mixi.jp/show_profile.pl?id=16275685
http://ohirune.hateblo.jp/entry/accounts
http://otenki.hateblo.jp
https://mstdn.jp/@aheahead
http://www.ustream.tv/user/ahelive
http://plus.google.com/103220686014225254719/posts
