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Masakazu Shimada

Masakazu Shimada

Masakazu Shimada publication distribution in Ecology and Evolution in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Ecology and Evolution in 2026. The highlighted bar marks where Masakazu Shimada sits on this spectrum.

37–41 publications: 2 scientists 42–46 publications: 9 scientists 47–51 publications: 10 scientists 52–56 publications: 31 scientists 57–61 publications: 56 scientists 62–66 publications: 91 scientists 67–71 publications: 92 scientists 72–76 publications: 127 scientists 77–81 publications: 173 scientists 82–86 publications: 236 scientists 87–91 publications: 227 scientists 92–96 publications: 240 scientists 97–101 publications: 333 scientists 102–106 publications: 280 scientists 107–111 publications: 300 scientists 112–116 publications: 285 scientists 117–121 publications: 305 scientists 122–126 publications: 287 scientists 127–131 publications: 278 scientists 132–136 publications: 289 scientists 137–141 publications: 273 scientists 142–146 publications: 262 scientists 147–151 publications: 246 scientists 152–156 publications: 235 scientists 157–161 publications: 205 scientists 162–166 publications: 199 scientists 167–171 publications: 174 scientists 172–176 publications: 164 scientists 177–181 publications: 173 scientists 182–186 publications: 189 scientists 187–191 publications: 170 scientists 192–196 publications: 139 scientists 197–201 publications: 128 scientists 202–206 publications: 117 scientists 207–211 publications: 115 scientists 212–216 publications: 107 scientists 217–221 publications: 124 scientists 222–226 publications: 81 scientists 227–231 publications: 82 scientists 232–236 publications: 85 scientists 237–241 publications: 75 scientists 242–246 publications: 66 scientists 247–251 publications: 81 scientists 252–256 publications: 69 scientists 257–261 publications: 70 scientists 262–266 publications: 55 scientists 267–271 publications: 64 scientists 272–276 publications: 49 scientists 277–281 publications: 48 scientists 282–286 publications: 44 scientists 287–291 publications: 45 scientists 292–296 publications: 36 scientists 297–301 publications: 39 scientists 302–306 publications: 38 scientists 307–311 publications: 30 scientists 312–316 publications: 34 scientists 317–321 publications: 25 scientists 322–326 publications: 22 scientists 327–331 publications: 28 scientists 332–336 publications: 30 scientists 337–341 publications: 22 scientists 342–346 publications: 30 scientists 347–351 publications: 26 scientists 352–356 publications: 22 scientists 357–361 publications: 29 scientists 362–366 publications: 21 scientists 367–371 publications: 12 scientists 372–376 publications: 18 scientists 377–381 publications: 17 scientists 382–386 publications: 13 scientists 387–391 publications: 21 scientists 392–396 publications: 13 scientists 397–401 publications: 10 scientists 402–406 publications: 15 scientists 407–411 publications: 8 scientists 412–416 publications: 9 scientists 417–421 publications: 8 scientists 422–426 publications: 4 scientists 427–431 publications: 10 scientists 432–436 publications: 10 scientists 437–441 publications: 5 scientists 442–446 publications: 4 scientists 447–451 publications: 10 scientists 452–456 publications: 2 scientists 457–461 publications: 4 scientists 462–466 publications: 7 scientists 467–471 publications: 7 scientists 472–476 publications: 6 scientists 477–481 publications: 6 scientists 482–486 publications: 3 scientists 487–491 publications: 3 scientists 492–496 publications: 4 scientists 497–501 publications: 4 scientists 502–506 publications: 8 scientists 507–511 publications: 5 scientists 512–516 publications: 4 scientists 517–521 publications: 5 scientists 522–526 publications: 4 scientists 527–530 publications: 5 scientists 531+ publications: 100 scientists
37 publications 531+

The last bar groups every scientist with 531 publications or more.

Masakazu Shimada D-index placement in Ecology and Evolution in 2026

The chart shows the D-index (discipline H-index) distribution of Ecology and Evolution scientists ranked by Research.com in 2026. The highlighted bar marks where Masakazu Shimada sits on this spectrum.

30 D-Index: 95 scientists 31 D-Index: 123 scientists 32 D-Index: 191 scientists 33 D-Index: 245 scientists 34 D-Index: 252 scientists 35 D-Index: 244 scientists 36 D-Index: 249 scientists 37 D-Index: 244 scientists 38 D-Index: 254 scientists 39 D-Index: 254 scientists 40 D-Index: 280 scientists 41 D-Index: 274 scientists 42 D-Index: 266 scientists 43 D-Index: 233 scientists 44 D-Index: 248 scientists 45 D-Index: 208 scientists 46 D-Index: 201 scientists 47 D-Index: 213 scientists 48 D-Index: 207 scientists 49 D-Index: 172 scientists 50 D-Index: 209 scientists 51 D-Index: 199 scientists 52 D-Index: 153 scientists 53 D-Index: 169 scientists 54 D-Index: 163 scientists 55 D-Index: 148 scientists 56 D-Index: 120 scientists 57 D-Index: 146 scientists 58 D-Index: 137 scientists 59 D-Index: 140 scientists 60 D-Index: 104 scientists 61 D-Index: 119 scientists 62 D-Index: 118 scientists 63 D-Index: 99 scientists 64 D-Index: 77 scientists 65 D-Index: 100 scientists 66 D-Index: 86 scientists 67 D-Index: 83 scientists 68 D-Index: 75 scientists 69 D-Index: 94 scientists 70 D-Index: 57 scientists 71 D-Index: 68 scientists 72 D-Index: 59 scientists 73 D-Index: 63 scientists 74 D-Index: 66 scientists 75 D-Index: 60 scientists 76 D-Index: 42 scientists 77 D-Index: 49 scientists 78 D-Index: 39 scientists 79 D-Index: 37 scientists 80 D-Index: 43 scientists 81 D-Index: 41 scientists 82 D-Index: 45 scientists 83 D-Index: 34 scientists 84 D-Index: 40 scientists 85 D-Index: 35 scientists 86 D-Index: 55 scientists 87 D-Index: 24 scientists 88 D-Index: 24 scientists 89 D-Index: 30 scientists 90 D-Index: 23 scientists 91 D-Index: 25 scientists 92 D-Index: 27 scientists 93 D-Index: 27 scientists 94 D-Index: 13 scientists 95 D-Index: 23 scientists 96 D-Index: 12 scientists 97 D-Index: 14 scientists 98 D-Index: 19 scientists 99 D-Index: 16 scientists 100 D-Index: 14 scientists 101 D-Index: 5 scientists 102 D-Index: 21 scientists 103 D-Index: 16 scientists 104 D-Index: 10 scientists 105 D-Index: 7 scientists 106 D-Index: 7 scientists 107 D-Index: 7 scientists 108 D-Index: 6 scientists 109 D-Index: 9 scientists 110 D-Index: 11 scientists 111 D-Index: 12 scientists 112 D-Index: 9 scientists 113 D-Index: 7 scientists 114 D-Index: 3 scientists 115 D-Index: 8 scientists 116 D-Index: 5 scientists 117 D-Index: 11 scientists 118 D-Index: 4 scientists 119 D-Index: 2 scientists 120 D-Index: 5 scientists 121+ D-Index: 100 scientists
30 D-Index 121+

The last bar groups every scientist with 121 D-Index or more.

Overview

Masakazu Shimada is affiliated with the University of Tokyo in Japan. Their research spans multiple fields, focusing notably on biochemistry, genetics, molecular biology, and agricultural and biological sciences. Their work intersects key subfields such as genetics, ecology, evolution, behavior, insect science, sociology, political science, and cell biology.

The scientist's research emphasizes several main topics, including insect and arachnid ecology and behavior, plant and animal studies, insect and pesticide research, evolutionary game theory and cooperation, evolution and genetic dynamics, cellular mechanics and interactions, and biocrusts and microbial ecology.

Shimada's recent scholarly contributions include:

  • "Polyandry and paternity affect disease resistance in eusocial wasps," 2020, Behavioral Ecology
  • "Synchronized emergence under diatom sperm competition," 2020, Proceedings of the Royal Society B Biological Sciences
  • "Prestalk-like positioning of de-differentiated cells in the social amoeba Dictyostelium discoideum," 2024, Scientific Reports
  • "Evolutionary stability of social commitment," 2022, bioRxiv (Cold Spring Harbor Laboratory)
  • "Hereditary nature of death-feigning frequency in a parasitoid wasp Heterospilus prosopidis using sib analysis," 2024, Journal of Evolutionary Biology

Their collaborative efforts frequently involve the following researchers:

  • Yuka Shirokawa
  • Nao Shimada
  • Satoshi Sawai
  • Tatsuya Saga
  • Masaki Okuno

Masakazu Shimada publishes across several scientific venues, including:

  • Behavioral Ecology
  • Proceedings of the Royal Society B Biological Sciences
  • Scientific Reports
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Journal of Evolutionary Biology

Best Publications

  • Strict Host-Symbiont Cospeciation and Reductive Genome Evolution in Insect Gut Bacteria

    Takahiro Hosokawa;Yoshitomo Kikuchi;Yoshitomo Kikuchi;Naruo Nikoh;Masakazu Shimada

  • Global legume diversity assessment: Concepts, key indicators, and strategies

    Tetsukazu Yahara;Firouzeh Javadi;Yusuke Onoda;Luciano Paganucci de Queiroz

  • High Prevalence of Wolbachia in the Azuki Bean Beetle Callosobruchus chinensis (Coleoptera, Bruchidae)

    Natsuko Kondo;Masakazu Shimada;Takema Fukatsu

  • The effect of learning and search images on predator–prey interactions

    Yumiko Ishii;Masakazu Shimada

  • Infection dynamics of coexisting beta- and gammaproteobacteria in the nested endosymbiotic system of mealybugs

    Marie Kono;Marie Kono;Ryuichi Koga;Masakazu Shimada;Takema Fukatsu;Takema Fukatsu

  • Internal Spatiotemporal Population Dynamics of Infection with Three Wolbachia Strains in the Adzuki Bean Beetle, Callosobruchus chinensis (Coleoptera: Bruchidae)

    Nobuyuki Ijichi;Natsuko Kondo;Rena Matsumoto;Masakazu Shimada

  • Symbiont acquisition alters behaviour of stinkbug nymphs.

    Takahiro Hosokawa;Yoshitomo Kikuchi;Masakazu Shimada;Takema Fukatsu;Takema Fukatsu

  • Mechanisms regulating caste differentiation in an aphid social system.

    Harunobu Shibao;Mayako Kutsukake;Shigeru Matsuyama;Takema Fukatsu

  • Parasitoids as model organisms for ecologists

    H. C. J. Godfray;Masakazu Shimada

  • Extremely female-biased sex ratio and lethal male-male combat in a parasitoid wasp, Melittobia australica (Eulophidae)

    Jun Abe;Yoshitaka Kamimura;Natsuko Kondo;Masakazu Shimada

  • Learning predator promotes coexistence of prey species in host–parasitoid systems

    Yumiko Ishii;Masakazu Shimada

  • Body size-dependent gender role in a simultaneous hermaphrodite freshwater snail, Physa acuta

    Kako Ohbayashi-Hodoki;Fumiko Ishihama;Masakazu Shimada

  • Altruistic colony defense by menopausal female insects.

    Keigo Uematsu;Mayako Kutsukake;Takema Fukatsu;Masakazu Shimada

  • Cheater genotypes in the parthenogenetic ant Pristomyrmex punctatus.

    Shigeto Dobata;Tomonori Sasaki;Hideaki Mori;Eisuke Hasegawa

  • Local mate competition with lethal male combat: effects of competitive asymmetry and information availability on a sex ratio game.

    Jun Abe;Y. Kamimura;H. Ito;H. Matsuda

  • Individual sex ratios and offspring emergence patterns in a parasitoid wasp, Melittobia australica (Eulophidae), with superparasitism and lethal combat among sons

    Jun Abe;Yoshitaka Kamimura;Masakazu Shimada

  • Ant circadian activity associated with brood care type.

    Haruna Fujioka;Masato S. Abe;Masato S. Abe;Taro Fuchikawa;Kazuki Tsuji

  • Complexity, Evolution, and Persistence in Host-Parasitoid Experimental Systems With Callosobruchus Beetles as the Host

    Midori Tuda;Masakazu Shimada

  • Rapid adaptation: a new dimension for evolutionary perspectives in ecology.

    Masakazu Shimada;Yumiko Ishii;Harunobu Shibao

  • Spiroplasma infection causes either early or late male killing in Drosophila, depending on maternal host age.

    Daisuke Kageyama;Daisuke Kageyama;Hisashi Anbutsu;Masakazu Shimada;Takema Fukatsu

Frequent Co-Authors

Takema Fukatsu
Takema Fukatsu National Institute of Advanced Industrial Science and Technology
Naruo Nikoh
Naruo Nikoh The Open University of Japan
Yoshitomo Kikuchi
Yoshitomo Kikuchi National Institute of Advanced Industrial Science and Technology
Kazuki Tsuji
Kazuki Tsuji University of the Ryukyus
Hiroshi Ito
Hiroshi Ito Fukushima Medical University
Kunihiro Ohta
Kunihiro Ohta University of Tokyo
Niels Raes
Niels Raes Naturalis Biodiversity Center
Kenji Karino
Kenji Karino Tokyo Gakugei University
Yusuke Onoda
Yusuke Onoda Kyoto University
Sven Buerki
Sven Buerki Boise State University

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