Literature
- Muraoka, K. 1998. Catalogue of the Brachyuran and Anomuran Crabs donated by Prof. Dr. Tune Sakai to the Kanagawa Prefectural Museum. Catalogue of the Collection in the Kanagawa Prefectural Museum of Natural History, 11: 5-67, pls 1-16.
- Sakai, T. 1935b. New or rare species of Brachyura, collected by the Misago during the zoological survey around the Izu-Peninsula. Science Reports of the Tokyo Bunrika Daigaku, (B) 2(32): 63-88, figs 1-17, pls 6-8.
- Sakai, T. 1939. Studies on the crabs of Japan. IV. Brachygnatha, Brachyrhyncha, pp. 365-741, figs 1-129, pls 42-111, table 1. Yokendo Co., Tokyo.
- Sakai, T. 1965b. The Crabs of Sagami Bay, collected by His Majesty the Emperor of Japan, i-xvi, 1-206 (English text), figs 1-27, pls 1-100: 1-92 (Japanese text): 1-26 (references and index in English): 27-32 (index in Japanese), 1 map. Maruzen Co., Tokyo.
- Sakai, T. 1976a. Crabs of Japan and the Adjacent Seas. (In 3 volumes: (1) English text: i-xxix, 1-773, figs 1-379, (2) Plates volume: 1-16, pls 1-251, (3) Japanese text: 1-461, figs 1-2, 3 maps.) Kodansha Ltd, Tokyo.