Artist, mangaka. The author of manga series Dagashi Kashi and Yofukashi no uta
Site name: ブレドレ (brdr)
https://twitter.com/cot_510
https://twitter.com/intent/user?user_id=449609521
https://pawoo.net/@cotoyama
https://pawoo.net/web/accounts/140059
https://sketch.pixiv.net/@coto
http://ja.wikipedia.org/wiki/コトヤマ
http://www.geocities.jp/koto_muzzle/
https://www.pixiv.net/users/63295
https://www.pixiv.net/stacc/coto
http://cotos.blog.fc2.com
http://kot02.blog.fc2.com
http://theinterviews.jp/cot02
http://p.twipple.jp/user/cot_510
http://twitpic.com/photos/cot_510
http://yfrog.com/user/cot_510/photos
