Hayato Takada*, Nick Ching-Min Sun, Yu-Jen Liang, Jen-Hao Liu, Ching-Kuo Liu, and Kurtis Jai-Chyi Pei 2024 Tree climbing behavior of a forest dwelling ungulate: The Formo-san serow.➡ プレスリリース
Hayato Takada*, Keita Nakamura 2024 Effects of human harvesting, residences, and forage abundance on deer spatial distribution.➡ プレスリリース
Hayato Takada*, Akiyoshi Sato, Setsuko Katsuta, Keita Nakamura, Atsushi Ohwaki, Yuto Kane, Takashi Hayakawa, Eiji Inoue 2024 Dietary partitioning in two gleaning bats, Japanese long-eared bats (Plecotus sacrimontis) and Ussuri tube-nosed bats (Murina ussuriensis): consuming insects of same order but different developmental stages.➡ プレスリリース
Kazuma Yasuda, Toru Taniwaki, Tatsuya Ama no, Shinsuke Koike 2024 Responses of a bird community to sporadic outbreaks of woody herbivorous insects in a temperate beech forest in Japan.Forest Ecology and Management.➡ プレスリリース
Hayato Takada*, Keita Nakamura, Masato Minami 2024 Diet selection of a solitary forest-dwelling ungulate, the Japanese serow (Capricornis crispus), in cool temperate forest.Mammal Study.➡ プレスリリース
Tezuka S, Tanaka M, Naganuma T, Tochigi K, Inagaki A, Myojo H, Yamazaki K, Allen M, Koike S. 2023. Comparing information derived on food habits of a terrestrial carnivore between animal-borne video systems and fecal analyses methods. Journal of Mammalogy 104: 184-193.
Takayama K, Ohnishi N, Zedrosser A, Anezaki T, Tochigi K, Inagaki A, Naganauma T, Yamazaki K, Koike S. 2023. Timing and distance of natal dispersal in Asian black bears. Journal of Mammalogy 104: 265-278.
Tanaka M, Baek S, Tochigi K, Naganuma T, Inagaki A, Dewi BS, Koike S. 2023. Conditions affecting ant nesting in stumps in a temperate coniferous planted forest. Forest Ecology and Management 537: 120976.
Baek S, Shimazaki A, Zedrosser A, Naganuma T, Kozakai C, Yamazaki K, Koike S. 2023. Response to human-modified landscape of an apex consumer: Sex- and season-related variations in road selection and movement pattern. Global Ecology and Conservation 46: e02603.
Inagaki A, Allen M, Maruyama T, Tochigi K, Koike S. 2023. Evidence for interspecific modulation of carcass consumption among facultative scavengers in Asian temperate forest. Food webs 37: e00324.
Takada H, Washida A, Yano R, Tezuka N, Minami M. 2023. Evolution from monogamy to polygyny: insights from the solitary Japanese serow. Behavioral Ecology and Sociobiology 77: 3➡
Hayato Takada*, Akiyoshi Sato, Setsuko Katsuta 2023.Seasonal diets of two rhinolophid bats Rhinolophus nippon and Rhinolophus cornutus in the Southern Japanese Alps.➡ プレスリリース
Kahoko Tochigi, Sam M.J.G. Steyaert, Keita Fukasawa, Misako Kuroe,Tomoko Anezaki, Tomoko Naganuma, Chinatsu Kozakai, Akino Inagaki, Koji Yamazaki, Shinsuke Koike 2023.Demographic Parameters of Asian Black Bears in Central Japan.Mammal Study.➡ プレスリリース
Takada H*, Nakamura K 2023 Overlap in habitat use and activity patterns between sika deer (Cervus nippon) and Japanese serows (Capricornis crispus) in subalpine habitats: exploitative competition rather than direct interference? Canadian Journal of Zoology.➡ プレスリリース
Takada H*, Yano R, Watanabe H, Ohuchi R, Kanno T, Washida A, Nakamura K, Tezuka N, Shimodoumae D, Minami M 2023 Behavioural interactions between sika deer and Japanese serows: are larger and gregarious ungulate dominant? Behaviour.➡ プレスリリース
Sato K, Goto Y, Koike S (2023) Seed attachment by epizoochory depends on animal fur, body height, and plant phenology. Acta Oecologia.➡ プレスリリース
Hiruma M, Takada H, Wasida A, Koike S. in press. Dietary partitioning and competition between sika deer and Japanese serows in high elevation habitats. Mammal Research. ➡ プレスリリース
Takada H. Unique spatial behavior of the Japanese serow (Capricornis crispus) in the open mountains of Mt. Fuji . Acta Ethologica.➡ プレスリリース
Hori M, Takada H, Nakane Y, Minami M, Inoue E. Genetic analysis reveals dispersal patterns of Japanese serow in two different habitats of a mountainous region. Zoological Science➡ プレスリリース
Morosawa, T. 2023. Synchronous decline of native bitterling population detected from 9 years survey in rivers and agricultural ditches around Lake Kasumigaura, Japan. Ichthyological Research 70:368–377.
Akashi N, Unno A, Uno H. 2022. The browsing ratio as an index of the impact of deer browsing on tree seedlings. Trees, Forests and People 8.➡
Allen M, Krofel M, Yamazaki K, Alexander EP, Koike S. 2022. Cannibalism in bears. Ursus 33: e10. ➡
Ando K, Yoshikawa T, Kozakai C, Yamazaki K, Naganuma T, Inagaki A, Koike S. 2022. Composite brownian walks best explain the movement patterns of Asian black bears, irrespective of sex, seasonality and food availability. Ecological Research 37: 522-531.➡
Hiruma M, Tochigi K, Kishimoto R, Kuroe M, Trentin EB, Koike S. 2022. Long-term stability in the winter diet of the Japanese serow. Zookeys 1122: 39-51.➡
Inagaki A, Allen M, Maruyama T, Yamazaki K, Tochigi K, Naganuma T, Koike S. 2022. Carcass detection and consumption by facultative scavengers in forest ecosystem highlights the value of their ecosystem services. Scientific Reports 12: 16451.➡ プレスリリース
Inatomi Y, Uno H, Ueno M, Takafumi H, Osa Y. 2022. Response of an indicator species, Dryopteris crassirhizoma, to temporal and spatial variations in sika deer density. Biology, 11, 302.➡
Jimbo M, Ishinazaka T, Shirane Y, Umemura Y, Yamanaka M, Uno H, Sashika M, Tsubota T, Shimozuru M. 2022. Diet selection and social learning: natal habitat influence on lifelong foraging strategies in solitary large mammals. Ecosphere 13:e4105.➡
Kawamura K, Jimbo M, Adachi K, Shirane Y, Nakanishi M, Umemura Y, Ishinazaka T, Uno H, Sashika M, Tsubota T, Shimozuru M. 2022. Diel and monthly activity pattern of brown bear and sika deer in the Shiretoko Peninsula, Hokkaido, Japan. The journal of Veterinary Medical Science 84(8): 1146-1156.">
Koike S, Tochigi K, Yamazaki K. 2023. Are seeds of trees with higher fruit production dispersed farther by frugivorous mammals? Journal of Forest Research 28: 64-72. ➡ プレスリリース
Naganuma T, Nakashita R, Tochigi K, Zedrosser A, Kozakai C, Yamazaki K, Koike S. 2022. Functional dietary response of Asian black bears to changes in sika deer density. Journal of Wildlife Management 86: e22218.➡
Oki K, Soga M, Amano T, Koike S. 2022. Abandonment of ski pistes impoverishes butterfly communities. Biodiversity and Conservation 31: 2083-2096.➡ プレスリリース
Osugi S, Baek S, Naganuma T, Tochigi K, Allen M, Koike S. 2022. The effect of decreasing human activity from COVID-19 on the foraging of fallen-fruit by omnivores. Ecology and Evolution 12: e9657.➡ プレスリリース
Osugi S, Trenti EB, Koike S. 2022. Effects of human activity on the fallen-fruit foraging behavior of Carnivora in an urban forest. Mammal Study 47: 113-123.➡
Takada H, Minami M. 2022. A preliminary study on habitat selection of the Japanese serow (Capricornis crispus) at two temporal scales, season and time of day, in a montane forest. Journal of Ethology 40: 91-95.➡
Takada H, Sato A, Katsuta S. 2022. Food habits of two species of tube-nosed bats, Murina hilgendorfi and Murina ussuriensis, in Hayakawa, central Japan. Animal Biology 72: 1-13.➡
Takada H, Washida A, Yano R, Tezuka N, Minami M. in press. Evolution from monogamy to polygyny: insights from the solitary Japanese serow. Behavioral Ecology and Sociobiology.➡ プレスリリース
Takayama K, Ohnishi N, Zedrosser A, Anezaki T, Tochigi K, Inagaki A, Naganauma T, Yamazaki K, Koike S. in press. Timing and distance of natal dispersal in Asian black bears. Journal of Mammalogy.➡ プレスリリース
Taniwaki T, Watanabe K, Komine H, Tochigi K, Yamane M, Koike S. 2022. Response of specialist and generalist predators to nonprogressive annual fluctuations in herbivorous insect population. Biological Control 165: 104810.➡
Tezuka S, Tanaka M, Naganuma T, Tochigi K, Inagaki A, Myojo H, Yamazaki K, Allen M, Koike S. in press. Comparing information derived on food habits of a terrestrial carnivore between animal-borne video systems and fecal analyses methods. Journal of Mammalogy.➡
Tochigi K, Steyaert S, Naganuma T, Yamazaki K, Koike S. 2022. Differentiation and seasonality in suitable microsites of seed dispersal by an assemblage of omnivorous mammals. Global Ecology and Conservation 40: e02335.➡ プレスリリース
センター教員による学会発表
Uno H, Shimozuru M, Ishinazaka T, Yamanaka M, Fukazawa K.「Conservation and management of large mammals in the Shiretoko Natural World Heritage Site, Japan」(口頭発表). 13th International Mammalogical Congress(第13回国際哺乳類学会)
Capture-recapture-recovery models for evaluating mortality,population density and animal space use in a heterogeneous landscape.2023. 13th International Mammalogical Congress (Anchorage, U.S.A.)
Inagaki A, Allen M, Naganuma T, Koike S (2022) Vertebrate Scavenging on Sika Deer Carcasses and Its Effects on Ecological Processes. Sika Deer: Life History Plasticity and Management 375-385. Springer.
Kaji K, Uno H, Iijima H. (2022) Future Challenges for Research and Management of Sika Deer. Sika Deer: Life History Plasticity and Management 615-634. Springer.
Koike S, Tochigi K, Soga M (2022) Impacts of Sika Deer Overabundance on the Structure and Functions of Dung Beetle Communities in Forest Ecosystems. Sika Deer: Life History Plasticity and Management 387-398. Springer.
Fujinami K, Naganuma T, Shinoda Y, Yamazak K, Koike S (2022) Attempts Toward Behavior Recognition of the Asian Black Bears Using an Accelerometer. Sensor- and Video-Based Activity and Behavior Computing 57-79, Springer.
Uno H, Inatomi Y, Ueno M, Kaji K. (2022) Adaptive Management of Sika Deer Populations on Hokkaido Island, Japan. Sika Deer: Life History Plasticity and Management 553-568. Springer.
2024年6月1日/NHK World JAPAN『Bears on the attack in Japan』/The increasing number of bear attacks in Japan has became a problem. Koike Shinsuke, a bear behavior expert from Tokyo University of Agriculture and Technology, gave his thoughts on the possible causes of this problem.
2024年5月3日/東京新聞 Tokyo Web『【首都圏ニュース 群馬】クマ対策、どう強化 行政関係者ら初の研修会 群馬県内でも調査 東京農工大院教授』/クマが冬眠から覚める時季を迎え、対策に取り組む群馬県の行政関係者らの研修会が前橋市内で開催され、県内でも調査をしている農工大 小池伸介教授が、ツキノワグマの生態や対策を紹介したと掲載される。
2024年4月26日/Explorersweb『In Japan, Bear Attacks Surge as Authorities Warn Hikers Away』/It was introduced that Shinsuke Koike, a specialist in biodiversity ,forest ecosystem, and bears at the Tokyo University of Agriculture and Technology, commented to BBC as "more and more, rural farmlands in the foothills that once acted as buffer zones betweenthe bears and humans are disappearing".