国際学会
| 2019 |
| Nakashima Y., Yokoi K.: Mating Behavior in Aeolids did not Complete so Quickly. "Evolution of Molluscan Weirdness Symposium (15 Aug.)" in World Congress of Malacology 2019, 11-16 August 2019, Asilomar Conference Grounds, Pacific Grove, CA, USA. |
| 2017 |
| Nakashima Y., Kosoba K., Sekizawa A.: Sexual Cannibalism as an ESS in a Simultaneously Hermaphroditic Nudibranch, Gymnodoris citrina. Behaviour 2017, a joint meeting of the 35th International Ethological Conference (IEC) and the 2017 Summer Meeting of the Association for the Study of Animal Behaviour (ASAB), 30 July-4 August 2017, Estoril, Portugal. |
| 2016 |
| Kosoba K., Sekizawa A., Nakashima Y. : Development of Sexual Cannibalism in a Gymnodoris citrina (Nudibranchia Doridacea). 19th International Congress of Malacology “Unity in Diversity” 18-24 July 2016, Penang, Malaysia. |
| Sekizawa A., Goto S., Nakashima Y. : A nudibranch removes allo-sperm and throws it away along with own thorny penis after copulation. 19th International Congress of Malacology “Unity in Diversity” 18-24 July 2016, Penang, Malaysia. |
| Nakashima Y., Kosoba K., Sekizawa A.: Spiteful Sexual Cannibalism in a Simultaneously Hermaphroditic Nudibranch. 16th International Behavioral Ecology Congress, 28 July-3rd August 2016, Exeter, UK. |
| 2012 |
| Sekizawa A., Shiga S., Goto S., Nakashima Y. : A sea slug removes allosperm with its thorny penis after copulation. 14th International Behavioral Ecology Congress, 12-18 August 2012, Lund, Sweden. |
| 2010 |
| Sekizawa A., Shiga S., Nakashima Y. : Replenishment mechanism of disposable penes in a sea slug Chromodoris tinctoria. 17th International Congress of Malacology “Reproduction and Mating Systems in Hermaphroditic Molluscs” 18-24 July 2010, Phuket, Thailand. |
| Sawada K., Kutsukake N., Hiraiwa-Hasegawa M., Nakashima Y. : Bi-directional sex change in a marine goby: Effects of social change and life history. 13th International Behavioral Ecology Congress, 29 September-1 October 2010, Perth, Australia. |
| Sekizawa A., Shiga S., Nakashima Y. : How does a sea slug, Chromodoris tinctoria, replenish disposable penes? 13th International Behavioral Ecology Congress, 29 September-1 October 2010, Perth, Australia. |
| 2008 |
| Nakashima Y. : Does the same proximate cause work in both directions of sex change in a marine goby? 12th International Behavioral Ecology Congress, 9-15 August,2008, Ithaca, New York, USA. |
| 2006 |
| Seki S., Tokuzato M., Nakashima Y. : Disposable penis and preferred sex role in Chromodoris tinctoria (Opisthobranchia, Nudibranchia). 11th International Behavioral Ecology Congress, 23-28 July 2006, Tours, France. |
| 2005 |
| Nakashima Y., Tokuzato M. : Reproductive behavior and preferred sex role in Chromodoris tinctoria (Opisthobranchia, Nudibranchia). Workshop "Sexual selection and "primary" sexual characters (25 Aug.) " in 29th International Ethological Conference, 20-27 August 2005, Budapest, Hungary. |
| 2004 |
| Seki S., Takamoto G., Kohda M., Karino K., Nakashima Y., Kuwamura T. : Mating system of the triggerfish, Sufflamen chrysopterum: resource defense or female defense polygyny? 10th International Coral Reef Symposium, Satellite Meeting “Sex Allocation and Sexual Conflict in Coral Reef Organisms”, 3-5 July, 2004, Okinawa, Japan. |
| Tokuzato M., Nakashima Y. : Curious mating behavior in Chromodorid nudibranchs. 10th International Coral Reef Symposium, Satellite Meeting “Sex Allocation and Sexual Conflict in Coral Reef Organisms”, 3-5 July, 2004, Okinawa, Japan. |
| Kuwamura T., Suzuki S., Toguchi K., Makino Y., Karino K., Nakashima Y., Tanaka N. : Sex change of the primary male in the protogynous wrasse Halichoeres trimaculatus. 10th International Coral Reef Symposium, Satellite Meeting “Sex Allocation and Sexual Conflict in Coral Reef Organisms”, 3-5 July, 2004, Okinawa, Japan. |
| Nakashima Y., Suzuki S., Toguchi K., Makino Y., Karino K., Kuwamura T. : Alternative reproductive tactics of primary males in a protogynous wrasse, Halichoeres trimaculatus. 10th International Behavioral Ecology Congress, 10-15 July, 2004, Jyvaskyla, Finland. |
| 2002 |
| Nakashima Y., Kuwamura T., Karino K. : Why males shift the location of their mating territories in a coral reef wrasse, Halichoeres margaritaceus? 9th International Behavioral Ecology Congress, 7-12 July, 2002, Montreal, Canada. |
| 2001 |
| Nakashima Y., Karino K., Sakai Y., Kuwamura T. : Can all protogynous fishes change their sex back and forth? 27th International Ethological Conference, 22-29 August, 2001, Tubingen, Germany. |
| Sakai Y., Kuwamura T., Nakashima Y., Karino K. : When does behavioral sex change start in protogynous fishes? 27th International Ethological Conference, 22-29 August, 2001, Tubingen, Germany. |
| 2000 |
| Sakai Y., Kuwamura T., Tanaka N., Nakashima Y., Karino K. : Reverse sex-change in the protogynous fish, Labroides dimidiatus. 8th International Behavioral Ecology Congress, 8-12 August,2000, Zurich, Switzerland. |
| Karino K., Nakashima Y., Kuwamura T., Sakai Y. : Predation risk and the opportunity for female mate choice in a coral reef fish. 8th International Behavioral Ecology Congress, 8-12 August,2000, Zurich, Switzerland. |
| 1998 |
| Kuwamura T., Karino K., Nakashima Y., Sakai Y., Tanabe H. : Pseudo-spawning in protogynous labrids: no sperm-release by the sex-changing dominant fish but egg-release by their deceived mates. 7th International Behavioral Ecology Congress, 27 July-1 August,1998, Asilomar, CA, USA. |
| 1997 |
| Nakashima Y., Karino K., Kuwamura T., Sakai Y. : A protogynous wrasse may have a functionally simultaneous hermaphrodite phase. 25th International Ethological Conference, 20-27 August,1997, Vienna, Austria. |
| 1996 |
| Kuwamura T., Karino K., Nakashima Y. : Female spawning migration, mate choice and sex change in a 'haremic' coral-reef fish, Halichoeres melanurus (Labridae). 6th International Behavioral Ecology Congress, 20 September –4 October,1996, Canberra, Australia. |
| 1995 |
| Nakashima Y., Kuwamura T., Yogo. : Why be a both-ways sex changer? 24th International Ethological Conference, 10-17 August,1995, Honolulu, HI, USA. |
| 1993 |
| Mizushima N., Nakashima Y., Kuwamura T. : Reproductive behavior of humbug damselfish, Dascyllus aruanus. 23rd International Ethological Conference, 1-9 September,1993, Torremolinos, Spain. |
| Yogo Y., Nakashima Y., Mizushima N., Kuwamura T. : Sex change in both ways in coral gobies, Gobiodon spp. 4th Indo-Pacific Fish Conference, 28 November–4 December 1993, Bangkok, Thailand. |
| 1991 |
| Nakashima Y., Yogo Y., Kuwamura T. : Both ways sex change and the effect of parents' body size to the number of hatching fry in a coral living goby Paragobiodon echinocephalus . 22nd International Ethological Conference, 22-29 August, 1991, Kyoto, Japan. |
| Kuwamura T., Yogo Y., Nakashima Y. : Inter-coral movements and growth-rate advantage as causes of sex change in a monogamous goby Paragobiodon echinocephalus . 22nd International Ethological Conference, 22-29 August, 1991, Kyoto, Japan. |
| Yogo Y., Kuwamura T., Nakashima Y. : Evolution of sex change among monogamous fishes: theories and facts. 22nd IEC Satellite meeting "Reproductive Behavior and Ecology of Marine Fishes and Other Animals", 30 August-2 September, 1991, Okinawa, Japan. |
| 1989 |
| Nakashima Y.: Population structure and sexual status in a shrimp. 21st International Ethological Conference, 9-17 August,1989, Utrecht, Netherlands. |
| 1987 |
| Nakashima Y.: Can small males steal copulation under the presence of larger ones? 20th International Ethological Conference, 7-16 August,1987, Madison, WI, USA. |
| 1985 |
| Nakashima Y.: Sex reversal strategy of a snapping shrimp, Athanas kominatoensis. 19th International Ethological Conference, 24 August-2 September,1985, Toulouse, France. |
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