World's Best Scientists 2026 revealed!

D-Index & Metrics

Computer Science

D-Index
34
Citations
4942
World Ranking
12181
National Ranking
190

Kazuo Takaragi publication distribution in Computer Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Computer Science in 2026. The highlighted bar marks where Kazuo Takaragi sits on this spectrum.

32–41 publications: 7 scientists 42–51 publications: 22 scientists 52–61 publications: 82 scientists 62–71 publications: 134 scientists 72–81 publications: 249 scientists 82–91 publications: 324 scientists 92–101 publications: 421 scientists 102–111 publications: 420 scientists 112–121 publications: 497 scientists 122–131 publications: 544 scientists 132–141 publications: 555 scientists 142–151 publications: 609 scientists 152–161 publications: 559 scientists 162–171 publications: 534 scientists 172–181 publications: 556 scientists 182–191 publications: 583 scientists 192–201 publications: 519 scientists 202–211 publications: 508 scientists 212–221 publications: 490 scientists 222–231 publications: 437 scientists 232–241 publications: 423 scientists 242–251 publications: 408 scientists 252–261 publications: 377 scientists 262–271 publications: 301 scientists 272–281 publications: 335 scientists 282–291 publications: 320 scientists 292–301 publications: 293 scientists 302–311 publications: 250 scientists 312–321 publications: 238 scientists 322–331 publications: 206 scientists 332–341 publications: 209 scientists 342–351 publications: 208 scientists 352–361 publications: 162 scientists 362–371 publications: 176 scientists 372–381 publications: 127 scientists 382–391 publications: 158 scientists 392–401 publications: 128 scientists 402–411 publications: 104 scientists 412–421 publications: 94 scientists 422–431 publications: 99 scientists 432–441 publications: 83 scientists 442–451 publications: 108 scientists 452–461 publications: 73 scientists 462–471 publications: 77 scientists 472–481 publications: 69 scientists 482–491 publications: 84 scientists 492–501 publications: 62 scientists 502–511 publications: 54 scientists 512–521 publications: 57 scientists 522–531 publications: 51 scientists 532–541 publications: 51 scientists 542–551 publications: 32 scientists 552–561 publications: 38 scientists 562–571 publications: 28 scientists 572–581 publications: 43 scientists 582–591 publications: 33 scientists 592–601 publications: 41 scientists 602–611 publications: 32 scientists 612–621 publications: 28 scientists 622–631 publications: 25 scientists 632–641 publications: 27 scientists 642–651 publications: 17 scientists 652–661 publications: 20 scientists 662–671 publications: 17 scientists 672–681 publications: 15 scientists 682–691 publications: 14 scientists 692–701 publications: 21 scientists 702–711 publications: 13 scientists 712–721 publications: 12 scientists 722–731 publications: 19 scientists 732–741 publications: 14 scientists 742–751 publications: 12 scientists 752–761 publications: 10 scientists 762–771 publications: 10 scientists 772–781 publications: 11 scientists 782–791 publications: 10 scientists 792–801 publications: 11 scientists 802–811 publications: 8 scientists 812–821 publications: 8 scientists 822–831 publications: 7 scientists 832–841 publications: 11 scientists 842–851 publications: 10 scientists 852–861 publications: 5 scientists 862–871 publications: 9 scientists 872–881 publications: 4 scientists 882–891 publications: 6 scientists 892–901 publications: 3 scientists 902–911 publications: 6 scientists 912–921 publications: 3 scientists 922–931 publications: 2 scientists 932–941 publications: 2 scientists 942–951 publications: 2 scientists 952–961 publications: 3 scientists 962–971 publications: 3 scientists 972–981 publications: 3 scientists 982–990 publications: 5 scientists 991+ publications: 100 scientists
32 publications 991+

This scientist: 207 publications — 49th percentile

49% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 991 publications or more.

Kazuo Takaragi D-index placement in Computer Science in 2026

The chart shows the D-index (discipline H-index) distribution of Computer Science scientists ranked by Research.com in 2026. The highlighted bar marks where Kazuo Takaragi sits on this spectrum.

30–31 D-Index: 879 scientists 32–33 D-Index: 983 scientists 34–35 D-Index: 918 scientists 36–37 D-Index: 990 scientists 38–39 D-Index: 968 scientists 40–41 D-Index: 907 scientists 42–43 D-Index: 821 scientists 44–45 D-Index: 763 scientists 46–47 D-Index: 689 scientists 48–49 D-Index: 543 scientists 50–51 D-Index: 543 scientists 52–53 D-Index: 518 scientists 54–55 D-Index: 500 scientists 56–57 D-Index: 458 scientists 58–59 D-Index: 400 scientists 60–61 D-Index: 337 scientists 62–63 D-Index: 308 scientists 64–65 D-Index: 292 scientists 66–67 D-Index: 249 scientists 68–69 D-Index: 213 scientists 70–71 D-Index: 192 scientists 72–73 D-Index: 189 scientists 74–75 D-Index: 165 scientists 76–77 D-Index: 139 scientists 78–79 D-Index: 119 scientists 80–81 D-Index: 121 scientists 82–83 D-Index: 113 scientists 84–85 D-Index: 88 scientists 86–87 D-Index: 87 scientists 88–89 D-Index: 75 scientists 90–91 D-Index: 69 scientists 92–93 D-Index: 57 scientists 94–95 D-Index: 46 scientists 96–97 D-Index: 38 scientists 98–99 D-Index: 34 scientists 100–101 D-Index: 36 scientists 102–103 D-Index: 27 scientists 104–105 D-Index: 37 scientists 106–107 D-Index: 18 scientists 108–109 D-Index: 31 scientists 110–111 D-Index: 19 scientists 112–113 D-Index: 16 scientists 114–115 D-Index: 12 scientists 116–117 D-Index: 20 scientists 118–119 D-Index: 15 scientists 120–121 D-Index: 5 scientists 122–123 D-Index: 20 scientists 124–125 D-Index: 8 scientists 126–127 D-Index: 5 scientists 128–129 D-Index: 7 scientists 130 D-Index: 3 scientists 131+ D-Index: 98 scientists
30 D-Index 131+

This scientist: 34 D-Index — 16th percentile

16% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 131 D-Index or more.

Overview

Kazuo Takaragi is affiliated with the National Institute of Advanced Industrial Science and Technology in Japan. Their research contributions span several areas within computer science, with particular focus on cryptography, data security, and blockchain technology applications.

Their work touches significantly on privacy-preserving technologies in data and includes studies related to digital healthcare innovation. Their research integrates technology and data analysis methodologies, as well as explores advanced steganography and watermarking techniques.

Frequent coauthors in their publications include Katsuyuki Umezawa, Takashi Kubota, Sven Wohlgemuth, and Hiroki Koyanagi.

Notable publication venues where this scientist has contributed include:

  • IEICE Transactions on Fundamentals of Electronics Communications and Computer Sciences
  • Proceedings of the 17th International Conference on Availability, Reliability and Security

Representative papers authored or coauthored by Kazuo Takaragi include:

  • "Secure Revocation Features in eKYC - Privacy Protection in Central Bank Digital Currency," published in 2022 in IEICE Transactions on Fundamentals of Electronics Communications and Computer Sciences
  • "Safety and Security Analysis using LDA based on Case Reports: Case Study and Trust Evaluation Method," published in 2022 in the Proceedings of the 17th International Conference on Availability, Reliability and Security

Their main fields of study focus on Computer Science, with subfields including:

  • Artificial Intelligence
  • Information Systems
  • Computer Vision and Pattern Recognition
  • Health Information Management
  • Public Health, Environmental and Occupational Health

Key research topics covered in their work involve:

  • Cryptography and Data Security
  • Blockchain Technology Applications and Security
  • Privacy-Preserving Technologies in Data
  • Technology and Data Analysis
  • Innovation in Digital Healthcare Systems
  • Diverse Approaches in Healthcare and Education Studies
  • Advanced Steganography and Watermarking Techniques

Best Publications

  • Digital data authentication method

    Hiroshi Yoshiura;Kazuo Takaragi;Ryoichi Sasaki;Seiichi Susaki

  • Electronic document processing system and method of forming digital signature

    Hiroshi Matsumoto;Kazuo Takaragi;Seiichi Susaki;Hiroyuki Maezawa

  • Method and a device for managing a computer network

    Kazuo Takaragi;Seiichi Domyo;Hiroshi Yoshiura

  • Automatisches Geschäftsverfahren und Vorrichtung.

    Kazuaki Tanaka;Takeshi Matsuki;Kazuo Takaragi

  • Method for electronic transaction with digital signature

    Kazuo Takaragi;Ryoichi Sasaki

  • Verfahren und vorrichtung zur verschluesselung von daten

    Masafumi Nozawa;Akinobu Shimada;Toshifumi Nishimura;Katsuharu Kakuse

  • Electronic transaction system

    Kazuo Takaragi;Ryoichi Sasaki;Takayoshi Shiraishi;Nobuhiro Kurashiki

  • System and method for performing interlocution at a plurality of terminals connected to communication network

    Yoshiyuki Nakayama;Kenjiro Mori;Kazuo Takaragi;Singi Domen

  • CIPHER DATA RESTORATION METHOD, KEY REGISTRATION SYSTEM AND DATA RESTORATION SYSTEM

    Okamoto Eiji;Manpo Masahiro;Domyo Seiichi;Tsuchiya Hiroyoshi

  • An ultra small individual recognition security chip

    K. Takaragi;M. Usami;R. Imura;R. Itsuki

  • Database integration management method and apparatus and processing program, medium therefor

    Chikashi Okamoto;Kazuo Takaragi;Yasuko Fukuzawa;Hideki Tokuyama

  • SYSTEM AND METHOD FOR CIPHERED COMMUNICATION

    Takaragi Kazuo;Ishii Yasuhiro;Nakamura Tsutomu

  • Method and apparatus for symmetric-key encryption

    Soichi Furuya;Kazuo Takaragi;Hiroyuki Kurumatani;Masashi Takahashi

  • Secret information service system and method

    Kazuo Takaragi;Ryoichi Sasaki;Tsutomu Nakamura;Minoru Koizumi

  • Encipher method and decipher method

    Kazuo Takaragi;Fusao Nakagawa;Ryoichi Sasaki

  • Method and system for recovering the validity of cryptographically signed digital data

    Kunihiko Miyazaki;Hiroshi Yoshiura;Seiichi Susaki;Ryoichi Sasaki

  • Method of checking authenticity of sheet with built-in electronic circuit chip

    Chikashi Okamoto;Kazuo Takaragi;Kazutaka Tsuji;Mitsuo Usami

  • Hash value generating method and device, data encryption method and device, data decryption method and device

    Kazuo Takaragi;Hiroyuki Kurumatani

  • Group cipher communication method and group cipher communication system

    Kazuo Takaragi;Seiichi Susaki;Hiroshi Matsumoto;Tsutomu Nakamura

  • WIRELESS TAG AND JUDGING DEVICE AND METHOD ASSOCIATED WITH THE SAME TAG AND MANAGING DEVICE AND METHOD

    Oki Masaru;Tokuyama Hideki;Sai Rei;Asai Shojiro

Frequent Co-Authors

David Basin
David Basin ETH Zurich
Bart Preneel
Bart Preneel KU Leuven
Tsuyoshi Takagi
Tsuyoshi Takagi University of Tokyo
Pekka Nikander
Pekka Nikander Aalto University
Ross Anderson
Ross Anderson University of Cambridge
Roger M. Needham
Roger M. Needham Microsoft (United States)
Joan Feigenbaum
Joan Feigenbaum Yale University

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