The Development of Honda Humanoid Robot. - Kazuo Hirai; Masato Hirose; Yuji Haikawa; Toru Takenaka (ICRA, 1998)

Analysis of Humanoid Appearances in Human-Robot Interaction. - Takayuki Kanda 001; Takahiro Miyashita; Taku Osada; Yuji Haikawa; Hiroshi Ishiguro (IEEE Trans. Robotics, 2008)

Recognition of Listener's Nodding by LSTM Based on Movement of Facial Keypoints and Speech Intonation. - Takayoshi Yamashita; Maya Nakagawa; Hironobu Fujiyoshi; Yuji Haikawa (HCI (34), 2019)