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  5. Keiichi Sato
Okinawa Churashima Foundation RESEARCH INSTITUTE

Research on marine organisms

Research staff profile

Keiichi Sato

Keiichi Sato

Area of expertise Biology of chondrichthyan fishes (sharks and rays)
Research content Ecology, physiology and reproductive biology of chondrichthyan fishes
Systematis of chondrichthyan fishes (sharks and rays) based on comparative anatomy

Background

  • 2017 – Deputy Director General, Okinawa Churaumi Aquarium / Senior Researcher, Okinawa Churashima Research Institute
  • 2013 – Curator, Zoological Laboratory, Okinawa Churashima Foundation
  • 2000 – Okinawa Expo Aquarium (Currently: Okinawa Churaumi Aquarium)
  • 2000 – Ph.D. at Hokkaido University, Japan
  • 1996 – Fisheries Science (M.Sc.) at Hokkaido University, Japan

Committee Career

  • 2023－Present: Executive Director of JAZA (Chair of the Research Committee)
  • 2021 – Present: Environmental Biology of Fishes (Journal), Advisory Editor
  • 2016 – Present: Adjunct lecturer of Hokkaido University
  • 2014 – Present: Secretary of the Japan Elasmobranch Society (Publicity & Academic Exchange)
  • 2014 – 2016: Committee member of NDF guideline monitoring, (Fishery Agency of Japan)
  • 2008 – Present: JAZA Committee for academic research / Editor, Journal of Japanese Association of Zoos and Aquariums
  • 2008 – 2017: Subject editor, Marine Biology Research

Research papers, publications

  • Yamaguchi K, Koyanagi M, Sato K, Terakita A, and Kuraku S. 2023. Whale shark rhodopsin adapted to deep-sea lifestyle by a substitution associated with human disease. PNAS 120 (13):  e2220728120.
    https://doi.org/10.1073/pnas.2220728120
  • Yokoyama K, Sakugawa N, Tamura M, Matsumoto R , Kaneko A , Tsukahara M, Ikeshima S and Sato K. Remote learning conducted by Okinawa Churaumi Aquarium in collaboration with Child Life Specialist (CLS). 2021. The museum studies 47 (1): 71-77 (in Japanese).
  • Türtscher J, Jambura PL, López‐Romero FA, Kindlimann R, Sato K, Tomita T, Kriwet J. 2022. Heterodonty and ontogenetic shift dynamics in the dentition of the tiger shark Galeocerdo cuvier (Chondrichthyes, Galeocerdidae). Journal of Anatomy. https://doi.org/10.1111/joa.13668
  • Tomita T, Toda M, Murakumo K,Kaneko A, Yano N, Nakamura M and Sato K. 2022. Five-Month Incubation of Viviparous Deep-Water Shark Embryos in Artificial Uterine Fluid. Front. Mar. Sci. 9:825354. DOI: 10.3389/fmars.2022.825354
  • Tomita T, Nakamura M, Nozu R, Ogawa N, Toda M, Sato K. 2022. Mode of uterine milk secretion in the white shark. The Anatomical Record. Jan 3. https://doi.org/10.1002/ar.24860
  • Yamaguchi K, Koyanagi M, Sato K, Terakita A, Kuraku S. 2021. Whale shark rhodopsin adapted to its vertically wide-ranging lifestyle. bioRxiv. 2021 Jan 1. DOI: 10.1101/2021.10.01.462724
  • Tomita T, Nakamura M, Miyamoto K, Nozu R, Toda M, Murakumo K, Sato K. 2021. Clasper pocket: adaptation of a novel morphological feature by lamnoid sharks, which aids with tuna-like swimming. Zoomorphology. 2021 Sep;140(3):365-71. DOI: 10.1007/s00435-021-00532-6
  • Tan M, Redmond AK, Dooley H, Nozu R, Sato K, Kuraku S, Koren S, Phillippy AM, Dove AD, Read T. 2021. The whale shark genome reveals patterns of vertebrate gene family evolution. Elife. 2021 Aug 19;10:e65394.
  • Tomita T, Toda M, Murakumo K, Miyamoto K, Matsumoto R, Ueda K, Sato K. 2021. Volume of the whale shark and their mechanism of vertical feeding. Zoology. 2021 Aug 1;147:125932.
  • Duchatelet L, Moris VC, Tomita T, Mahillon J, Sato K, Behets C. 2020. The megamouth shark, Megachasma pelagios, is not a luminous species. PLoS ONE 15(11): e0242196.
    https://doi.org/10.1371/journal.pone.0242196
  • Uno Y, Nozu R, Kiyatake I, Higashiguchi N, Sodeyama S, Murakumo K, Sato K, Kuraku D. 2020. Cell culture-based shark karyotyping as a resource for chromosome-scale genome analysis. Communications Biology 3: 652. https://doi.org/10.1038/s42003-020-01373-7
  • Duchatelet L, Delroisse J, Pinte N, Sato K, Ho HC and Mallefet J. 2019. Adrenocorticotropic Hormone and Cyclic Adenosine Monophosphate are Involved in the Control of Shark Bioluminescence. Photochemistry and Photobiology, 20.
  • Duchatelet L, Pinte N, Tomita T, Sato K, Mallefet J. 2019. Etmopteridae bioluminescence: dorsal　pattern specificity and aposematic use. Zoological Letters (2019) 5:9.
    https://doi.org/10.1186/s40851-019-0126-2
  • Doi H, Fukaya K, Oka S, Sato K, Kondoh M, Miya M. 2019. Evaluation of detection probabilities at the water-filtering and initial PCR steps in environmental DNA metabarcoding using a multispecies site occupancy model. Scientific Reports, (2019) 9:3581.
    https://doi.org/10.1038/s41598-019-40233-1
  • Matsumoto R, Matsumoto Y, Ueda K, Suzuki M, Asahina K, Sato K. Sexual maturation in a male whale shark (Rhincodon typus) based on observations made over 20 years of captivity. Fishery Bulletin. 2019, 1;117.
  • Wyatt ASJ, Matsumoto R, Chikaraishi Y, Miyairi Y, Yokoyama Y, Sato K, Ohkouchi N, Nagata T. 2019. Enhancing insights into foraging specialization in the world’s largest fish using a multi-tissue, multi-isotope approach. Ecological Monographs, 89(1), 2019, e01339
  • Hirasaki Y, Tomita T, Yanagisawa M, Ueda K, Sato K, Okabe M. 2018. Heart Anatomy of Rhincodon typus: Three-dimensional X-ray computed tomography of plastinated specimens. The Anatomical Record, 301:1801–1808. DOI: 10.1002/ar.23902
  • Hara Y, Yamaguchi K, Onimaru K, Kadota M, Koyanagi M, Keeley SD, Tatsumi K, Tanaka K, Motone F, Kageyama Y, Nozu R, Adachi N, Nishimura O, Nakagawa R, Tanegashima C, Kiyatake I, Matsumoto R, Murakumo K, Nishida K, Terakita A, Kuratani S, Sato K, Hyodo S, Kuraku S. 2018. Shark genomes provide insights into elasmobranch evolution and the origin of vertebrates. Nat ure Eco logy & Evolution, Vol 2, NOVEMBER 2018. 1761–1771.
  • Kawaguchi, M and Sato K. 2018. Pregnancy and Parturition: Teleost Fishes and Elasmobranchs. In M. K. Skinner (Ed.), Encyclopedia of Reproduction. vol. 6, pp.436–442. Academic Press: Elsevier.
    http://dx.doi.org/10.1016/B978-0-12-809633-8.20590-6
  • Nozu R, Murakumo K, Yano N, Furuyama R, Matsumoto R, Yanagisawa M, Sato K. 2018. Changes in sex steroid hormone levels reflect the reproductive status of captive female zebra sharks (Stegostoma fasciatum). General and Comparative Endocrinology 265 (2018), 174–179.
    https://doi.org/10.1016/j.ygcen.2018.03.006
  • TomitaT, Touma H, Murakumo K, Yanagisawa M, Yano N, Oka S, Miyamoto K, Hanahara N, and Sato K. 2018. Captive Birth of Tiger Shark (Galeocerdo cuvier) Reveals a Shift in Respiratory Mode during Parturition. Copeia 106, No. 2, 2018, 292–296.
  • Tomita, T., Toda, M., Miyamoto, K., Oka, S., Ueda, K., and Sato, K. 2018 Development of the lunate-shaped caudal fin in white shark embryos. The Anatomical Record, 301(6):1068-1073. doi: 10.1002/ar.23776
  • Ueda K, Yanagisawa M, Murakumo K, Matsumoto R, Sato K and Uchida S. 2017. Chapter 26. Physical examination, blood sampling, and sedation of large Elasmobranchs. In: The Elasmobranch Husbandry Manual II: Recent Advances in the Care of Sharks, Rays and their Relatives, pages 255-262.
  • Matsumoto R, Toda M, Matsumoto Y, Ueda K, Nakazato M, Sato K, and Uchida S. 2017. Chapter 2. Notes on Husbandry of Whale Sharks, Rhincodon typus, in Aquaria. In: The Elasmobranch Husbandry Manual II: Recent Advances in the Care of Sharks, Rays and their Relatives, pages 15-22.
  • Nozu R, Murakumo K, Matsumoto R, Matsumoto Y, Yano N, Nakamura M, Yanagisawa M, Ueda K and Sato K. 2017. High-resolution monitoring from birth tosexual maturity of a male reef manta ray, Mobula alfredi, held in captivity for 7 years:changes in external morphology, behavior, and steroid hormones levelsBMC Zoology (2017) 2:14. DOI 10.1186/s40850-017-0023-0
  • Ushio M, Fukuda H, Inoue T, Kobayashi M, Kishida O,Sato K, Murata K, Nikaido M, Sado T, Sato Y, Takeshita M, Iwasaki W, Yamanaka H, Kondoh M, and Miya M. 2017. Environmental DNA enables detection of terrestrial mammals from forest pond water. Mol. Ecol. Resour. 2017; 17:e63–e75.
  • Tomita, T., Nozu, R., Nakamura, M., Matsuzaki, S., Miyamoto, K., Sato, K. 2017. Live-bearing without placenta: Physical estimation indicates the high oxygen-supplying ability of white shark uterus to the embryo. Scientific Reports. 7:11744
  • Tomita, T. Miyamoto, K., Kawaguchi, A., Toda, M., Oka, S., Nozu, R., Sato, K. 2016. Dental ontogeny of a white shark embryo. Journal of Morphology. doi: 10.1002/jmor.20630
  • Nishiguchi, Y., Tomita, T., Sato, K., Yanagisawa, M., Murakumo, K., Kamisako, H., Kaneko, A., Hiruta, N., and Terai, K., Takahara, A., Okada, M. 2016. Examination of the hearts and blood vascular system of Eptatretus okinoseanus using computed tomography images, diagnostic sonography, and histology. International journal of analytical bio-science. 4: 46-54.
  • Miya M, Minamoto T, Yamanaka H, Oka S, Sato K, Yamamoto S, Sado T, Doi H. 2016. Use of a filter cartridge for filtration of water samples and extraction of environmental DNA. Journal of Visualized Experiments, e54741. doi:10.3791/54741
  • Nakaya K, Tomita T, Suda K, Sato K, Ogimoto K, Chappell A, Sato T, Takano K, Yuki Y. 2016. Slingshot feeding of the goblin shark Mitsukurina owstoni (Pisces: Lamniformes: Mitsukurinidae). Scientific Reports 6, Article number: 27786 (2016), doi:10.1038/srep27786
  • Sato K, Nakamura M, Tomita T, Toda M, Miyamoto K, Nozu R. 2016. How great white sharks nourish their embryos to a large size: evidence of lipid histotrophy in lamnoid shark reproduction. Biology Open 2016 5: 1211-1215; doi: 10.1242/bio.017939
  • Tomita T, Murakumo K, Miyamoto K, Sato K, Oka S, Kamisako H, Toda M. 2015. Eye retraction in the giant guitarfish, Rhynchobatus djiddensis (Elasmobranchii: Batoidea): a novel mechanism for eye protection in batoid fishes. Zoology, doi:10.1016/j.zool.2015.09.004
  • Castro JI, Sato K, Bodine AB. 2015. A novel mode of embryonic nutrition in the tiger shark, Galeocerdo cuvier. Marine Biology Research, 2016,
    DOI: http://dx.doi.org/10.1080/17451000.2015.1099677
  • Nozu R, Murakumo K, Matsumoto R, Nakamura M, Ueda K, Sato K. 2015. Gonadal morphology, histology, and endocrinological characteristics of immature female whale sharks, Rhincodon typus. Zoological Science, 32(5): 455-458.
  • Miya M., Y. Sato, T. Fukunaga, T. Sado, J.Y. Poulsen, K. Sato, T. Minamoto, S. Yamamoto, H. Yamanaka, H. Araki, M. Kondoh, W. Iwasaki. MiFish, a set of universal PCR primers for metabarcoding environmental DNA from fishes: Detection of >230 subtropical marine species. Royal　Society　Open　Science, DOI: 10.1098/rsos.150088
  • Sato K. (ed) 2013. Proceeding of the International Symposium, Reproduction of Marine Life, Birth New Life! Investigating the Mysteries of Reproduction, February 21, Okinawa Churaumi Aquarium 2009.
  • Tomita T, Nakamura M, Sato K, Takaoka H, Toda M, Kawauchi J, and Nakaya K. 2014. Onset of buccal pumping in catshark embryos: How breathing develops in the egg capsule. PLoS ONE 9(10): e109504. doi:10.1371/journal.pone.0109504
  • Tomita T, Tanaka S, Sato K, Nakaya K. 2014. Pectoral fin of the Megamouth Shark: Skeletal and muscular systems, skin histology, and functional morphology. PLoS ONE 9(1): e86205. doi:10.1371/journal.pone.0086205
  • Tomita T, Toda M, Yamamoto Y, Sato K, Uchida S, Nakaya K. 2012. A novel pharyngeal expansion mechanism in the yellow-spotted fanray, Platyrhina tangi (Elasmobranchii: Batoidea), with special reference to the function of the fifth ceratobranchial cartilage in batoids. Zoomorphology, DOI 10.1007/s00435-012-0185-9.
  • Sato, K., A. Stewart and K. Nakaya. 2013. Apristurus garricki sp. nov., a new deep-water catshark from the northern New Zealand waters (Carcharhiniformes: Scyliorhinidae). Marine Biology Research, Marine Biology Research, Vol. 9(8), 758-767.
  • Tomita, T., K. Sato, K. Suda, J. Kawauchi and K. Nakaya. 2011. The feeding strategy of the megamouth shark (Pisces: Lamniformes: Megachasmidae) predicted by its hyoid arch: A biomechanical approach.　Journal of Morphology, 272: 513-524.
  • Sato K, Kaneko A & Toda M. 2010. Using the SGPT Chamber for Field sampling and long-term captivity of deep demersal fishes from tropical waters. Proceedings of an International Symposium Into the Unknown, Researching Mysterious Deep-sea Animals 2007, Okinawa, Japan.
  • Claes J M, Sato K, Mallefet J. 2011. Morphology and control of photogenic structures in a rare dwarf pelagic lantern shark (Etmopterus splendidus). Journal of Experimental Marine Biology and Ecology 406: 1–5.
  • Kawauchi, J., Sasahara, R., Sato, K. & Nakaya, K. (2008) Occurrence of the deep-water catsharks Apristurus platyrhynchus and A. pinguis in the Indian and Western South Pacific Oceans (Carcharhiniformes: Scyliorhinidae), pp. 75–91. In: P.R. Last, W.T. White & J.J.Pogonoski (eds). Descriptions of New Australian Chondrichthyans. CSIRO Marine & Atmospheric Research Paper 022, 358 pp.
  • Nakaya, K., Sato, K. & Iglésias, S.P. 2008. Occurrence of Apristurus melanoasper from the South Pacific, Indian and South Atlantic Oceans (Carcharhiniformes: Scyliorhinidae), pp. 61–74. In: P.R. Last, W.T. White & J.J. Pogonoski (eds). Descriptions of New Australian Chondrichthyans. CSIRO Marine & Atmospheric Research Paper 022, 358 pp.
  • Sasahara, R., Sato, K. & Nakaya, K. 2008. A new species of deepwater catshark, Apristurus ampliceps sp. nov.(Chondrichthyes: Carcharhiniformes: Scyliorhinidae), from New Zealand and Australia, pp. 93–104. In: P.R. Last, W.T. White & J.J. Pogonoski (eds). Descriptions of New Australian Chondrichthyans. CSIRO Marine & Atmospheric Research Paper 022, 358pp.
  • Nakaya, K., Sato, K., Iglésias, S.P. & White, W.T. 2008. Methodology for the taxonomic description of members of the genus Apristurus (Chondrichthyes: Carcharhiniformes:Scyliorhinidae), pp. 49–60. In: P.R.Last, W.T. White & J.J. Pogonoski (eds). Descriptions of New Australian Chondrichthyans. CSIRO Marine & Atmospheric Research Paper 022, 358pp.
  • Sato, K., Nakaya, K. & Yorozu, M. 2008. Apristurus australis sp. nov., a new long-snout catshark (Chondrichthyes: Carcharhiniformes: Scyliorhinidae) from Australia, pp. 113–121. In: P.R. Last, W.T. White & J.J. Pogonoski (eds). Descriptions of New Australian Chondrichthyans. CSIRO Marine & Atmospheric Research Paper 022, 358 pp.
  • Shinohara G, Sato T, Aonuma Y, Horikawa H, Matsuura K, Nakabo T and Sato K. 2005. Annotated checklist of deep-sea fishes from the waters around Ryukyu Islands, Japan. Deep-sea fauna and pollutants in the Nansei Islands, Japan, Hasegawa K, Shinohara G and Takeda M, eds. 385-452.
  • Komai T, Kaneko A and Sato K. 2003. New Record of the Spear Lobster Linuparus sordidus Bruce (Crustacea: Decapoda: Palinuridae) from Japanese Waters. Bio. Mag. Okinawa, 43. 15-20.
  • Nakaya K and Sato K. 1999. Species grouping within the genus Apristurus (Elasmobranchii: Scyliorhinidae). Proceeding of the 5th Indo-Pacific Fish Conference, Noumea, 1997, Seret B. and J.Y. Sire, eds.
  • Nakaya K and Sato K. Taxonomic review of Apristurus platyrhynchus and related species from the Pacific Ocean (Chondrichthyes, Carcharhiniformes, Scyliorhinidae). 2000. Ichthyological Research. 47(3): 223-230.
  • Nakaya K and Sato K. 1998. Taxonomic review of Apristurus laurussonii (Seamundsson, 1922) from the eastern North Atlantic (Elasmobranchii: Scyliorhinidae). 1998. Cybium, 22(2): 149-157.
  • Sato K, Nakaya K and Stewart A. 1999. A new species of the deep-water catshark genus Apristurus from New Zealand waters (Chondrichthes: Scyliorhinidae). Journal of the Royal Society of New Zealand, 29(4): 325-335.

Books

  • 佐藤圭一ほか．2023．美ら海トワイライトゾーン，知られざる深海生物のワンダーランド．271pp，産業編集センター，東京．
  • 佐藤圭一．2023．博物館とバイオミメティクス：動物園・水族館はバイオミメティクスのリソースとなり得るか？Biomimetica 6: 36-39．
  • 佐藤圭一，山口敦子，兵藤晋．2021　板鰓類の繁殖の多様性研究の現状と成果および将来展望について．板鰓類研究会報 57: 1-1.
  • Dove AD, Matsumoto R, Schreiber C, Murakumo K, Coco C, Yanagisawa M, Clauss T, Hoopes L, Sato K. 2021. Lessons from Care of Whale Sharks in Public Aquariums. IN: Whale Sharks: Biology, Ecology, and Conservation, 2021 Aug 25 (pp. 181-198). CRC Press. DOI: 10.1201/b22502-9
  • Rowat D, Robinson DP., Dove ADM., Araujo G, Clauss T, Coco C, Dearden P, Grace MK., Green JR., Hearn AR., Holmberg J, Hoopes L, Matsumoto R, McClain CR., Meekan MG., Murakumo K, Norman B, Nozu R, Pardo SA., Peele EE., Peñaherrera-Palma CR., Perry C, Prebble CEM., Reynolds S, Román M, Rohner CA., Sato K, Schmidt JV, Schreiber C, Sequeira Ana MM, Womersley F, Yanagisawa M, Yopak KE., Ziegler J, Pierce SJ. 2021. IN: Whale Sharks: Biology, Ecology, and Conservation, 2021 Aug 25 (pp. 181-198). CRC Press. DOI: 10.1201/b22502-9
  • 佐藤圭一，冨田武照．2021．寝てもサメても　深層サメ学，208pp，産業編集センター，東京．
  • 佐藤圭一．2021．サメ・ギンザメ．IN：藤原義弘, 遠藤広光（監修）小学館の図鑑NEO深海生物（分担執筆）．184pp. 小学館．
  • 佐藤圭一．2020．感染症拡大によりインバウンドを失った水族館運営と課題．博物館研究，55（11）：630.
  • 佐藤圭一（監修）　2018.　サメってさいこう．偕成社．
  • 佐藤圭一．2019.　軟骨魚類の歯．IN: 日本魚類学会(編) 魚類学の百科事典．Pages 282-283，丸善．
  • 佐藤圭一．2019.　交尾行動．IN: 日本魚類学会(編) 魚類学の百科事典．Pages 282-283，丸善．
  • Sato, K. 2015. Family Scyliorhinidae. (co-authored with K. Nakaya, J. Kawauchi) In: The Fishes of New Zealand. CD Roberts, AL Stewart, CD Struthers (eds). TePapa Press, New Zealand. 2000 pages. ISBN: 9780994104168
  • 佐藤圭一. 2014.　サメ・エイ類にみられる繁殖様式の多様性.　比較内分泌学, 40(152).
  • 佐藤圭一，内田詮三，西田清徳，戸田実，小畑洋，松本葉介，北谷佳万，三浦晴彦．2010．南日本におけるオニイトマキエイ属(Genus Manta)2種の記録と分類，同定および標準和名の提唱．板鰓類研究会報，46, 11-19.
  • 佐藤圭一．2007．水族館の仕事，第7章－熱帯の深海に挑む, pages 99-113．東海大学出版会．

Affiliated academic society

  • The Zoological Society of Japan
  • Japanese Society of Ichthyology
  • Japanese Society for Elasmobranch Studies
  • American Elasmobranch Society

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