| Hajime Sakamoto | “Development of Walking Technology for Humanoid Robot toward Practical Use” | Kwansei Gakuin University Graduate School Doctoral Thesis | July 2010 |
| Hajime Sakamoto, Haruhiro Katayose, Koji Miyazaki, and Ryohei Nakatsu | “Extended-Knee Walk for Humanoid Robot with Parallel Link Legs” | International Journal of Humanoid Robotics (IJHR), Volume 6, Issue 4 | December 2009 |
| Hajime Sakamoto, Haruhiro Katayose, Koji Miyazaki, and Ryohei Nakatsu | “Extended-Knee Walk for Humanoid Robot with Parallel Link Legs” (Japanese) | Entertainment Computing 2008 “The Society for Art and Science Best Paper Award” | October 2008 |
| Hajime Sakamoto and Ryohei Nakatsu | “Running Control of Small Size Humanoid Robot HAJIME ROBOT” (Japanese) | The Thirteenth Robotics Symposia, 5D1 | March 2008 |
| Hajime Sakamoto and Ryohei Nakatsu | “Walking and Running Control of Small Size Humanoid Robot HAJIME ROBOT” |
The Thirteenth International Symposium on Artificial Life and Robotics 2008(AROB 13th’08) |
February 2008 |
| Hajime Sakamoto and Ryohei Nakatsu | “Walking Control of Small Size Humanoid Robot HAJIME ROBOT 18” | The 2007 International Conference on Mechatronics and Information Technology (ICMIT2007) |
December 2007 |
Videos