H.  Sato, ?Studies on the Echiuridea, Sipunculids, and Priapulids of Japan?, Science Reports of Tohoku Imperial University, vol. 14, pp. 339-459, 1939.

H.  Sato, ?Echiuroidea, Sipunculoidea, and Priapulaidea obtained in northeast Honshu, Japan?, Saito Ho-on Kai Museum, Research Bulletin, vol. 12, pp. 137-176, 1937.

H.  Sato, ?Note on a new sipunculid, Physcosoma kurilense n. sp. found in Shumshir Island?, Annotationes Zoologicae Japonenses, vol. 16, pp. 117-120, 1937.

H.  Sato, ?Raporto pri la Echiuroidea, Sipunculoidea, kha Priapuloidea en la Golfo de Onagawa?, Shokubutsu oyobi dobutsu, vol. 5, pp. 1855-1859, 1937.

H.  Sato, ?Sipunculoidea and Echiuroidea of the West Caroline Islands?, Tohoku Daigaku, Sendai, Japan, Science Reports series 4, vol. 10, pp. 299-329, 1935.

H.  Sato, ?Report on the Sipunculoidea, Echiuroidea, and Priapuloidea collected by the Soyo-Maru Expedition of 1922-1930?, Science Reports of the Tohoku University, vol. 4, pp. 1-32, 1934.

H.  Sato, ?Sipunculoidea and Echiuroidea obtained in Onomichi Bay?, Zoological Magazine (Tokyo), vol. 46, pp. 245-252, 1934.

H.  Sato, ?Report on the biological survey of Mutsu Bay. 15. Sipunculoidea?, Science Reports. Series 4 Biology, vol. 5, pp. 1-40, 1930.