Artist rumored to be a joint pseudonym of the animator brothers Yoshinari You & Kou.

Name: おとなり工房 (OTONARI KOBO or Otonari Koubou)

See also

• Pixiv account: http://www.pixiv.net/member.php?id=461718

• Openpost SNS account (dead): http://openpost.jp/users/view/b90b35be1ce8b7b8faf72cf4dbd96b1f
• Someone else re-uploaded one of Otonari Koubou's video from Openpost.jp to Youtube: http://www.youtube.com/watch?v=kfMxXQqz_38