Artist. Likes headphones, bike shorts, goggles and glasses.

Artist name: ロックハート (Lock Heart or Rock Heart)
Other names: ロクハ or ロック
Circle & site name: 重力堂 (Juuryoku-dou, GRAVITY HALL)

• Homepage: http://gravityhall.web.fc2.com/
• Pixiv account: http://www.pixiv.net/member.php?id=12239
• Twitter account: http://twitter.com/lockheart4649
• Twitpic account: http://twitpic.com/photos/lockheart4649
• Nico Nico Douga MyList: http://www.nicovideo.jp/mylist/13986138
• Nico Nico Seiga images: http://seiga.nicovideo.jp/user/illust/1533659
• Nico Nico Douga community: http://com.nicovideo.jp/community/co206685
• Nico Nico Douga account: http://www.nicovideo.jp/user/1533659
• Old homepage: http://gravityhall.ojaru.jp/

Original character:

• Yashiro

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