Details of a Researcher - YAMAZAKI Koji

Papers - YAMAZAKI Koji

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Epigenetic Clock in Bears: A Simple Cost-Effective Blood DNA Methylation-Based Age Estimation Method Applicable to Multiple Bear Species Reviewed International journal

Shimozuru M, Nakamura S, Yamazaki J, Yanagawa Y, Tamatani H, Kuroe M, Yamazaki K, Koike S, Goto Y, Naganuma T, Tochigi K, Inagaki A, Takekoshi N, Baek S, Sato N, Honda Y, Tsubota T, Ito H

Ecology and Evolution 15 e71424 2025.05

Language：English Publishing type：Research paper (scientific journal)

DOI： https://doi.org/10.1002/ece3.71424

Lead concentration in blood of Asian black bears in two areas of Central Japan Reviewed International coauthorship International journal

Yamazaki K, Ishizuka M, Nakayama SMM, Banda N, Koike S, Goto Y, Yamazaki K, Nemoto Y, Fuchs B, Arnemo JM

Science of The Total Environment ( 980 ) 1 - 12 2025.05

Authorship：Lead author,　Corresponding author Language：English Publishing type：Research paper (scientific journal)

DOI： https://doi.org/10.1016/j.scitotenv.2025.179555

Risky behavior of Asian black bears differs between sex and season in a landscape fragmented by roads Reviewed International coauthorship International journal

Baek SY, Zedrosser A, Yamazaki K, Goto Y, Takekoshi N, Koike S

Journal of Zoology OA 1 - 14 2025.04

Language：English Publishing type：Research paper (scientific journal)

DOI： https://doi.org/10.1111/jzo.70022

Competition between native ungulates: negative effects of sika deer (Cervus nippon) on foraging behavior, physiological stress, and population characteristics of Japanese serow (Capricornis crispus) Reviewed International journal

Takada H, Tezuka N, Yano R, Washida A, Hasegawa T, Yamazaki K

Journal of Zoology OA 1 - 11 2025.04

Authorship：Last author Language：English Publishing type：Research paper (scientific journal)

DOI： https://doi.org/10.1111/jzo.70023

Factors affecting body weight fluctuation in free-ranging Asian black bears Reviewed International journal

Takekoshi N, Fujitani A, Ohnishi N, Kozakai C, Koike S, Yamazaki K

Ursus 35 1 - 12 2024.12

Authorship：Last author Language：English Publishing type：Research paper (scientific journal)

DOI： 10.2192/URSUS-D-23-00026

Response to human-modified landscape of an apex consumer: Sex- and season-related variations in road selection and movement pattern Reviewed International coauthorship International journal

Baek SU, Shimazaki A, Zedrosser A, Naganuma T, Yamazaki K, Koike S

Global Ecology and Conservation ( 46 ) 1 - 13 2023.09

Language：English Publishing type：Research paper (scientific journal)

DOI： https://doi.org/10.1016/j.gecco.2023.e02603

Status of range expansion of Asian black bears into Abukuma mountains, Japan Reviewed

Yamazaki1 K, Suzuki A, Nemoto Y, Itoh T

Honyuurui Kagaku 63 ( 2 ) 185 - 192 2023.08

Authorship：Lead author Language：Japanese Publishing type：Research paper (scientific journal)

DOI： doi.org/10.11238/mammalianscience.63.185

Demographic Parameters of Asian Black Bears in Central Japan Reviewed International coauthorship International journal

Tochigi K, Steyaert SMJG, Fukasawa K, Kuroe M, Anezaki A, Naganuma T, Kozakai C, Inagaki A, Yamazaki K, Koike K

Mammal Study ( 48 ) 1 - 14 2023.07

Language：English Publishing type：Research paper (scientific journal)

DOI： 10.3106/ms2022-0034

Molecular Phylogeny and New Haplotypes of Extinct Asian Black Bear Populations in Kyushu Island, Japan Reviewed International journal

Itoh T, Sato Y, Ishiguro N, Shimizu M, Kurhihara N, Mminami M, Yamazaki K

Japanese Journal of Zoo and Wildlife Medicine 28 ( 1 ) 35 - 44 2023.06

Authorship：Last author Language：English Publishing type：Research paper (scientific journal)

DOI： https://doi.org/10.5686/jjzwm.28.35

Timing and distance of natal dispersal in Asian black bears Reviewed International coauthorship International journal

Takayama K, Ohnishi N, Zedrosser A, Anezaki T, Tochigi K, Inagaki A, Naganuma T, Yamazaki K, Koike S

Journal of Mammalogy XX 1 - 14 2023.02

Language：English Publishing type：Research paper (scientific journal)

DOI： https://doi.org/10.1093/jmammal/gyac118

A worldwide perspective on large carnivore attacks on humans Reviewed International coauthorship International journal

Bombieri G、Penteriani V、Almasieh K、Ambarl H、Ashrafzadeh M R、Das C S、Dharaiya N、Hoogesteijn R、Hoogesteijn A、Ikanda D、Jdrzejewski W、Kaboli M、Kirilyuk A、Jangid A K、Sharma R K、Kushnir H、Lamichhane B R、Mohammadi A、Monroy-Vilchis O、Mukeka J M.、Nikolaev I、Ohrens O、Packer C、Pedrini P、Ratnayeke S、Seryodkin I、Sharp T、Palei H S、Smith T、Subedi A、Tortato F、Yamazaki K、Delgado M del M

PLOS Biology 12 e3001946 - e3001946 2023.02

Language：English Publishing type：Research paper (scientific journal)

DOI： https://doi.org/10.1371/journal.pbio.3001946

Differentiation and seasonality in suitable microsites of seed dispersal by an assemblage of omnivorous mammals Reviewed International coauthorship International journal

Tochigi K, Steyaert S M J G, Naganuma T, Yamazaki K, Koike K

Global Ecology and Conservation ( 40 ) 1 - 15 2022.12

Language：English Publishing type：Research paper (scientific journal)

DOI： https://doi.org/10.1016/j.gecco.2022.e02335

Cannibalism by Asiatic Black Bear in the Sikhote-Alin (Russian Far East) Reviewed International coauthorship International journal

Seryodkin IV, Ogurtsov SS, Yamazaki K, Goto Y, Miquelle D

Bulletin of Irukutsk University 42 99 - 104 2022.12

Language：Russian Publishing type：Research paper (bulletin of university, research institution)

DOI： https://doi.org/10.26516/2073-3372.2022.42.99

Comparing information derived on food habits of a terrestrial carnivore between animal-borne video systems and fecal analyses methods Reviewed International coauthorship International journal

Tezuka S, Tanaka M, Naganuma T, Tochigi K, Inagaki A, Myojo H, Yamazaki K, Allen ML, Koike S

Journal of Mammalogy 2022 1 - 11 2022.11

Language：English Publishing type：Research paper (scientific journal)

DOI： https://doi.org/10.1093/jmammal/gyac101

Are seeds of trees with higher fruit production dispersed farther by frugivorous mammals? Reviewed International journal

Koike S, Tochigi K, Yamazaki K

Journal of Forest Research 0 ( 0 ) 1 - 9 2022.09

Authorship：Last author Language：English Publishing type：Research paper (scientific journal)

DOI： https://doi.org/10.1080/13416979.2022.2120073

Carcass detection and consumption by facultative scavengers in forest ecosystem highlights the value of their ecosystem services Reviewed International coauthorship International journal

Inagaki A, Allen M L, Maruyama T, Yamazaki K, Tochigi K, Naganuma T, Koike S

Scientific Reports 12 1 - 8 2022.09

Language：English Publishing type：Research paper (scientific journal)

Other Link： https://doi.org/10.1038/s41598-022-20465-4

Cannibalism in bears Reviewed International coauthorship International journal

Allen M L, Krofel M, Yamazaki K, Alexander E P, Koike S

Ursus ( 33 ) 1 - 9 2022.07

Language：English Publishing type：Research paper (scientific journal)

DOI： 10.2192/URSUS-D-20-00031.2

Functional dietary response of Asian black bears to changes in sika deer density Reviewed International coauthorship International journal

Naganuma T, Nakashita R, Tochigi K, Zedrosser, Kozakai C, Yamazaki K, Koike S

Journal of Wildlife Management 2022 e22218 2022.03

Language：English Publishing type：Research paper (scientific journal)

DOI： https://doi.org/10.1002/jwmg.22218

Composite Brownian walks best explain the movement patterns of Asian black bears, irrespective of sex, seasonality, and food availability Reviewed International journal

Ando K, Yoshikawa T, Kozakai C, Yamazaki K, Naganuma T, Inagaki A, Koike S

Ecological Research 2022 1 - 10 2022.03

Language：English Publishing type：Research paper (scientific journal)

DOI： 10.1111/1440-1703.12310

Are there Sexual Differences in the Autumn FoodHabits of Raccoon Dogs (Nyctereutes procyonoides) in Suburban Area? Reviewed International journal

Hasegawa A, Goto Y, Yamazaki K

Mammal Study 47 ( 1 ) 1 - 7 2021.12

Authorship：Last author Language：English Publishing type：Research paper (scientific journal)

DOI： https://doi.org/10.3106/ms2020-0079

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Papers - YAMAZAKI Koji