Saito’s superb technical training in both hand and machine carving techniques is based upon study with esteemed instructor Kametaro Akashi. Later, Saito came to the United States and received a scholarship to study at the Brooklyn Museum Art School. He has exhibited widely for forty years. His works are in public, private, and corporate collections internationally. Five of his works are in the PepsiCo Inc. collection in Purchase, New York. Recent exhibitions include Power of Sculpture, featuring the work of three Utsunomiya sculptors: Rusuo Saeki, Seiji Saito, and Akio Shinozaki, at Utsunomiya Museum of Art in Japan (2013). Saito has received numerous awards for his work, including a major purchase prize from the First Kotaro Takamura Grand Prize Exhibition at the Hakone Open-Air Museum in Japan. He has received four awards from the National Sculpture Society, in addition to major awards from the National Academy of Design.