| Marine decapod and stomatopod crustaceans mainly from Japan R Minemizu, M Takeda, J Okuno Bun-Ichi Sogo Shuppan, Tokyo, 2000 | 126 | 2000 |
| Shrimps and crabs of Kume Island, Okinawa T Kawamoto, J Okuno Hankyu Communications, Tokyo, 2003 | 62 | 2003 |
| Shrimps and crabs of Hachijo Island S Kato, J Okuno Tbs-Britannica Press, Tokyo, 2001 | 58 | 2001 |
| Designation of Ancylomenes gen. nov., for the ‘Periclimenes aesopius species group’(Crustacea: Decapoda: Palaemonidae), with the description of a new species and a checklist of … J Okuno, AJ Bruce Zootaxa 2372 (1), 85-105, 2010 | 45 | 2010 |
| Lysmata lipkei, a new species of peppermint shrimp (Decapoda, Hippolytidae) from warm temperate and subtropical waters of Japan J Okuno, GC Fiedler Studies on Malacostraca: Lipke Bijdeley Holthuis Memorial Volume, 597-610, 2010 | 33 | 2010 |
| Manipontonia gen. nov., a new pontoniine shrimp genus for Periclimenes psamathe (De Man) (Crustacea: Decapoda: Palaemonidae) AJ Bruce, J Okuno, X Li Zootaxa 926 (1), 1–11-1–11, 2005 | 30 | 2005 |
| Crustacea Decapoda: Review on the genus Cinetorhynchus Holthuis, 1995 from the Indo-West Pacific (Caridea: Rhynchocinetidae) J Okuno Les Fonds Meubles des Lagons de Nouvelle-Calédonie (Sédimentologie, Benthos …, 1997 | 30 | 1997 |
| Cuapetes Clark, 1919, a senior synonym of Kemponia Bruce, 2004 (Crustacea: Decapoda: Palaemonidae) J Okuno Zootaxa 2028 (1), 67–68-67–68, 2009 | 29 | 2009 |
| A new species of the genus Odontozona Holthuis, 1946 (Crustacea: Decapoda: Stenopodidae) from submarine caves in southern Japan J Okuno Natural History Research 7 (2), 167-180, 2003 | 24 | 2003 |
| Ranges of obligate coral-dwelling crabs extend northward as their hosts move north H Yamano, K Sugihara, K Goto, T Kazama, K Yokoyama, J Okuno Coral Reefs 31, 663-663, 2012 | 22 | 2012 |
| Inferences on mating and sexual systems of two Pacific Cinetorhynchus shrimps (Decapoda, Rhynchocinetidae) based on sexual dimorphism in body size and cheliped weaponry RT Bauer, J Okuno, M Thiel Zookeys, 187, 2014 | 21 | 2014 |
| A new species of the genus Pylopaguropsis (Crustacea: Decapoda: Anomura: Paguridae) from the Ryukyu Islands, southwestern Japan, with notes on two poorly known pagurids M Osawa, J Okuno Species Diversity 12 (1), 29-46, 2007 | 20 | 2007 |
| Two associated hippolytids, Lebbeus comanthi sp. nov. and Lebbeus balssi Hayashi (Decapoda, Caridea, Hippolytidae) from Japan K Hayashi, J Okuno Journal of the Shimonoseki University of Fisheries (Japan) 46 (1), 1997 | 19 | 1997 |
| Two new species of Pagurixus (Crustacea: Decapoda: Anomura: Paguridae) from submarine caves of the Ryukyu Islands, southwestern Japan M OSAWA, Y FUJITA, J OKUNO Zootaxa 1148 (1), 27–45-27–45, 2006 | 18 | 2006 |
| A new species of hinge-beak shrimp from the Western Pacific (Crustacea, Decapoda, Rhynchocinetidae) J Okuno Beagle: Records of the Museums and Art Galleries of the Northern Territory …, 1994 | 17 | 1994 |
| Resurrection of the genus Laomenes AH Clark, 1919 (Decapoda, Caridea, Palaemonidae) J Okuno, Y Fujita Crustaceana, 113-124, 2007 | 16 | 2007 |
| Molecular phylogeny of hinge-beak shrimps (Decapoda: Caridea: Rhynchocinetes and Cinetorhynchus) and allies: a formal test of familiar and generic monophyly … JA Baeza, RT Bauer, J Okuno, M Thiel Zoological Journal of the Linnean Society 172 (2), 426-450, 2014 | 15 | 2014 |
| A new species of Stenopus (Crustacea: Decapoda: Stenopodidae) from the Indo-West Pacific, with a redefinition of the genus T Saito, J Okuno, TY Chan The Raffles Bulletin of Zoology 20, 109-120, 2009 | 15 | 2009 |
| Periclimenes speciosus, a new species of anthozoan associated shrimp (Crustacea: Decapoda: Palaemonidae) from southern Japan J Okuno Zoological Science 21 (8), 865-875, 2004 | 14 | 2004 |
| Palaemonella hachijo, a new species of shrimp (Crustacea: Decapoda: Palaemonidae) from a submarine cave in southern Japan J Okuno PROCEEDINGS-BIOLOGICAL SOCIETY OF WASHINGTON 112 (4), 739-745, 1999 | 14 | 1999 |
