| Authors(s) | Sakai, T. |
| Year | 1956 |
| Title | Crabs (edition 1), i-xii, 1-224 (Japanese text), appendix 1-60 (list of Latin names), figs 1-71, pls 1-6 (2 coloured). Shisei-Shoin, Tokyo. (In Japanese) |
- Calappa calappa
- Calappa clypeata
- Calappa hepatica
- Calappa japonica
- Calappa lophos
- Calappa philargius
- Calappa pustulosa
- Cycloes granulosa
- Dorippe sinica
- Durckheimia caeca
- Heikea japonica
- Holothuriophilus mutuensis
- Matuta victor
- Ostracotheres subquadratus
- Paradorippe granulata
- Pilodius areolatus
- Pilodius granulatus
- Pilodius miersi
- Pilodius nigrocrinitus
- Pilodius pilumnoides
- Pilodius pugil
- Pinnaxodes major
- Pinnixa balanoglossana
- Pinnixa haematosticta
- Pinnixa penultipedalis
- Pinnixa rathbuni
- Pinnixa tumida
- Pinnotheres bidentatus
- Pinnotheres boninensis
- Pinnotheres corbiculae
- Pinnotheres cyclinus
- Pinnotheres gordoni
- Pinnotheres parvulus
- Pinnotheres pholadis
- Pinnotheres sinensis
- Pseudopinnixa carinata
- Sakaina asiatica
- Sakaina yokoyai
- Tritodynamia horvathi
- Tritodynamia japonica
- Xenophthalmus pinnotheroides