1. H. Mizuno M. Tabuchi Y. Muraoka Walks of quadruped animal (dog) on CG 1992
2. H. Mizuno M. Tabuchi Y. Muraoka Method of animating structural action of quadruped animal 1992
3. H. Mizuno M. Tabuchi Y. Muraoka Path and walk of quadruped animal (dog) 1992
4. H. Mizuno Y. Muraoka Method of representing a smooth walk of quadruped animal based on amount of movement 1993