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. 1961. New species of Japanese crabs from the collection of His Majesty the Emperor of Japan. Crustaceana, 3(2): 131-150, figs 1-4, pls 3-4.
- 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.