Ota, Kazutaka & M. Kohda. 2006. "Description of alternative male reproductive tactics in a shell-brooding cichlid, Telmatochromis vittatus, in Lake Tanganyika". Journal of Ethology. 24(1):9-15. DOI: 10.1007/s10164-005-0154-6 (crc03802) (résumé)
Ota, Kazutaka & M. Kohda. 2006. "Nest use by territorial males in a shell-brooding cichlid: the effect of reproductive parasitism". Journal of Ethology. 24(1):91-95. DOI: 10.1007/s10164-005-0167-1 (crc03999) (résumé)
Ota, Kazutaka & D. Heg, M. Hori, M. Kohda. 2010. "Sperm phenotypic plasticity in a cichlid: a territorial male's counterstrategy to spawning takeover". Behavioral Ecology. 21(6):1293-1300. DOI: 10.1093/beheco/arq146 (crc02968) (résumé)
Ota, Kazutaka & M. Kohda, T. Sato. 2010. "Unusual allometry for sexual size dimorphism in a cichlid where males are extremely larger than females". Journal of Bioscience. 35:257–265. DOI: 10.1007/s12038-010-0030-6 (crc02543) (résumé)
Ota, Kazutaka & Masanori Kohda, Tetsu Sato. 2010. "Why are reproductively parasitic fish males so small? - influence of tactic-specific selection". Naturwissenschaften. 97(12):1113-1116. DOI: 10.1007/s00114-010-0725-4 (crc02934) (résumé)
Ota, Kazutaka & M. Kohda, M. Hori, T. Sato. 2011. "Parker's sneak-guard model revisited: why do reproductively parasitic males heavily invest in testes?". Naturwissenschaften. 98(10):837-843. DOI: 10.1007/s00114-011-0834-8 (crc04671) (résumé)
Ota, Kazutaka & M. Kohda. 2011. "Social status-dependent nest choice of territorial males under reproductive parasitism in a Lake Tanganyika cichlid Telmatochromis vittatus". Journal of Fish Biology. 78(3):700-712. DOI: 10.1111/j.1095-8649.2010.02872.x (crc04000) (résumé)
Ota, Kazutaka & M. Aibara, M. Morita, S. Awata, M. Hori, M. Kohda. 2012. "Alternative reproductive tactics in the shell-brooding Lake Tanganyika cichlid Neolamprologus brevis". International Journal of Evolutionary Biology. 2012(915265):1-8. DOI: 10.1155/2012/193235 (crc04503) (résumé)
Ota, Kazutaka & M. Hori, M. Kohda. 2012. "Changes in reproductive life-history strategies in response to nest density in a shell-brooding cichlid, Telmatochromis vittatus". Naturwissenschaften. 99:23–31. DOI: 10.1007/s00114-011-0864-2 (crc04670) (résumé)
Ota, Kazutaka & M. Kohda. 2014. "Maternal Food Provisioning in a Substrate-Brooding African Cichlid". Plos One. 9(6):e99094. DOI: 10.1371/journal.pone.0099094 (crc06258) (résumé)
Ota, Kazutaka & S. Awata, M. Morita, R. Yokoyama, M. Kohda. 2014. "Territorial males can sire more offspring in nests with smaller doors in the cichlid Lamprologus lemairii". Journal of Heredity. 105(3):416-422. DOI: 10.1093/jhered/esu009 (crc06329) (résumé)