Education
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2016-2021
Graduate School of Library, Information and Media Studies, University of Tsukuba 図書館情報メディア研究科 Doctoral Program
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2014-2016
Graduate School of Library, Information and Media Studies, University of Tsukuba 図書館情報メディア研究科 Master's Program
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2010-2014
Shizuoka University Faculty of Informatics Department of Socio-Information Studies
Degree
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Ph.D. 2021
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Master of Science 2016
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Bachelor 2014
Academic & Professional Experience
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2025.04-Now
Wakayama University Faculty of Systems Engineering Lecturer
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2021.04-2025.03
University of Tsukuba Faculty of Library, Information and Media Science Junior Assistant Professor
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2018.08-2018.09
Graduate School of Library, Information and Media Studies, University of Tsukuba Research Assistant
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2017.07-2018.03
Graduate School of Library, Information and Media Studies, University of Tsukuba Research Assistant
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2017.05-2017.06
University of Tsukuba ティーチング・アシスタント(TA, 研究者のための学術情報流通論(大学院共通科目))
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2017.04
University of Tsukuba Teaching Fellow(TF, Digital Document)
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2016.11-2016.12
University of Tsukuba Teaching Assistant
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2016.06-2017.03
Graduate School of Library, Information and Media Studies, University of Tsukuba Research Assistant
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2015.11-2019.03
National Institute of Informatics Research student
Association Memberships
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2015.04-Now
JAPAN SOCIETY OF INFORMATION AND KNOWLEDGE
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2015.04-Now
Japan Society for Information and Media Studies
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2014.09-Now
Mita Society for Library and Information Science
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2014.08-Now
JAPAN SOCIETY OF LIBRARY AND INFORMATION SCIENCE
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研究データ利活用協議会
Research Areas
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Humanities & social sciences / Library/information science, humanistic/social informatics
Research Interests
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Scientometrics
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Open Science
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Library and Information Science
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Bibliometrics
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Data Science
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digital library
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Scholarly Communication
Published Papers
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Analysis of International Patent Applications through PCT by National University Corporations in Japan
Koki Tatara, Jiro Kikkawa, Fuyuki Yoshikane (Part: Corresponding author )
Proceedings of the 20th International Conference On Scientometrics & Informetrics (ISSI 2025) (in press) 2025.06 [Refereed]
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Enhancing Identification of Scholarly Reference on YouTube
Jiro Kikkawa, Masao Takaku, Fuyuki Yoshikane (Part: Lead author, Corresponding author )
Proceedings of the 28th International Conference on Theory and Practice of Digital Libraries (TPDL 2024), Ljubljana, Slovenia, September 24–27, 2024, Proceedings, Part I. / Lecture Notes in Computer Science. ( Springer Nature Switzerland ) 15177 326 - 341 2024.09 [Refereed]
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Jiro Kikkawa, Masao Takaku, Fuyuki Yoshikane (Part: Lead author, Corresponding author )
Proceedings of the 11th Asia-Pacific Conference on Library & Information Education and Practice (A-LIEP 2023) 44 - 59 2023.12 [Refereed]
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Jiro Kikkawa, Masao Takaku, Fuyuki Yoshikane (Part: Lead author, Corresponding author )
Proceedings of the 25th International Conference on Asia-Pacific Digital Libraries (ICADL 2023), Lecture Notes in Computer Science ( Springer Nature Singapore ) 14457 149 - 158 2023.11 [Refereed]
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New Knowledge Infrastructure brought by Open Scholarly Information ─ Focusing on Research Trends of Scholarly Bibliographic References
Jiro Kikkawa (Part: Lead author, Corresponding author )
Journal of Japanese Society for Artificial Intelligence ( The Japanese Society for Artificial Intelligence ) 38 ( 3 ) 399 - 407 2023.05 [Invited]
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Time Lag Analysis of Adding Scholarly References to English Wikipedia: How Rapidly Are They Added to and How Fresh Are They?
Jiro Kikkawa, Masao Takaku, Fuyuki Yoshikane (Part: Lead author, Corresponding author )
Proceedings of the 18th International Conference, iConference 2023, Lecture Notes in Computer Science ( Springer Nature Switzerland ) 13972 425 - 438 2023.03 [Refereed]
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Progress in Interdisciplinarity: Bibliometric Analysis of the Diversity of Researchers' Fields of Specialization Over a 20-Year Period
Jiro Kikkawa (Part: Corresponding author )
Libres ( Nanyang Technological University ) 32 ( 1 ) 64 - 80 2022.12 [Refereed] [Invited]
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Analysis of the deletions of DOIs: What factors undermine their persistence and to what extent?
Jiro Kikkawa, Masao Takaku, Fuyuki Yoshikane (Part: Lead author, Corresponding author )
Proceedings of the 26th International Conference on Theory and Practice of Digital Libraries (TPDL 2022), Lecture Notes in Computer Science ( Springer International Publishing ) 13541 161 - 174 2022.09 [Refereed]
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Dataset of first appearances of the scholarly bibliographic references on Wikipedia articles
Jiro Kikkawa, Masao Takaku, Fuyuki Yoshikane (Part: Lead author, Corresponding author )
Scientific Data ( Springer Nature ) 9 (Article no. 85) 1 - 11 2022.03 [Refereed]
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Progress in interdisciplinarity: From the perspectives of diversity of researchers' fields of specialization
Chizuko Takei, Jiro Kikkawa, Fuyuki Yoshikane (Part: Corresponding author )
Proceedings of the 10th Asia-Pacific Conference on Library & Information Education and Practice (A-LIEP 2021) 308 - 323 2021.10 [Refereed]
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Time-series Analyses of the Editors and Their Edits for Adding Bibliographic References on Wikipedia
KIKKAWA Jiro, TAKAKU Masao, YOSHIKANE Fuyuki (Part: Lead author, Corresponding author )
Journal of Japan Society of Information and Knowledge ( Japan Society of Information and Knowledge ) 31 ( 1 ) 3 - 19 2021.02 [Refereed]
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A Method to Identify the Edits Adding Bibliographic References to Wikipedia
KIKKAWA Jiro, TAKAKU Masao, YOSHIKANE Fuyuki (Part: Lead author, Corresponding author )
Journal of Japan Society of Information and Knowledge ( Japan Society of Information and Knowledge ) 30 ( 3 ) 370 - 389 2020.09 [Refereed]
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Analyses of Wikipedia Editors Adding Bibliographic References based on DOI Links
KIKKAWA Jiro, TAKAKU Masao, YOSHIKANE Fuyuki (Part: Lead author, Corresponding author )
Journal of Japan Society of Information and Knowledge ( Japan Society of Information and Knowledge ) 30 ( 1 ) 21 - 41 2020.02 [Refereed]
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DOI Links on Wikipedia: Analyses of English, Japanese, and Chinese Wikipedias
Jiro Kikkawa, Masao Takaku, Fuyuki Yoshikane (Part: Lead author, Corresponding author )
Proceedings of the 18th International Conference on Asia-Pacific Digital Libraries (ICADL 2016), Lecture Notes in Computer Science ( Springer International Publishing ) 10075 369 - 380 2016.12 [Refereed]
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A Study of Scholarly Bibliographic References on Wikipedia
Jiro Kikkawa (Part: Corresponding author )
Doctoral Thesis ( University of Tsukuba ) 2021.03
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英語版WikipediaにおけるDOIリンクの初出時点の分析: 研究分野を中心に
吉川, 次郎, 高久, 雅生
情報メディア学会第17回研究大会発表資料 25 - 28 2018.06
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A Time Series Analysis of DOI Links on Wikipedias
Jiro Kikkawa, Masao Takaku (Part: Lead author, Corresponding author )
Journal of Japan Society of Information and Knowledge ( Japan Society of Information and Knowledge ) 27 ( 4 ) 329 - 336 2017
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Wikipedia上の学術情報のLOD化に向けた予備的分析
吉川次郎, 高久雅生, 加藤文彦, 大向一輝, 武田英明
第39回セマンティックウェブとオントロジー研究会 2016.09
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Wikipedia上のJ-STAGEコンテンツの分析: 研究分野を中心に
吉川次郎, 高久,雅生
第15回情報メディア学会研究大会予稿集 39 - 42 2016.06
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Roles of DOI Links in scholarly communication on the Web: Through analyses on Wikipedia
Jiro Kikkawa (Part: Corresponding author )
Master's Thesis ( University of Tsukuba ) 2016.03
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アクセスログに基づくDOIリンクの参照状況の分析: JaLC DOIを対象に
吉川次郎, 高久,雅生, 武田英明, 逸村裕
三田図書館・情報学会研究大会発表論文集 17 - 20 2015.11
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日本語版および英語版WikipediaにおけるDOIリンクの重複分析
吉川,次郎, 佐藤,翔, 高久,雅生, 逸村,裕
第14回情報メディア学会研究大会予稿集 ( 情報メディア学会 ) 27 - 30 2015.06
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Preliminary Analyses of DOI Links on Japanese Wikipedia
Jiro KIkkawa, Masao Takaku, Hiroshi Itsumura (Part: Lead author, Corresponding author )
Journal of Japan Society of Information and Knowledge ( Japan Society of Information and Knowledge ) 25 ( 2 ) 160 - 165 2015.05
Misc
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C03: 社会と学術をつなぐデータの世界 「Wikipediaにおける学術文献の参照記述の分析」
Jiro KIKKAWA, Masao TAKAKU
NII OPEN HOUSE 2018 2018.06
Works
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YA Domain Dataset: Dataset of scholarly bibliographic references on YouTube videos
Jiro Kikkawa, Masao Takaku, Fuyuki Yoshikane
2024.07-Now -
Dataset of the deleted DOIs extracted from the difference set between Crossref DOIs as of March 2017 and January 2021
Jiro Kikkawa, Masao Takaku, Fuyuki Yoshikane
2022.07-Now -
Dataset of first appearances of the scholarly bibliographic references on English Wikipedia articles as of 1 March 2017 and as of 1 October 2021
Jiro Kikkawa, Masao Takaku, Fuyuki Yoshikane
2021.10-Now
Awards & Honors
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Commemorating JSIK Best Paper Award 2021
Winner: Jiro Kikkawa, Masao Takaku, Fuyuki Yoshikane
2021.05 Japan Society of Information and Knowledge Analyses of Wikipedia Editors Adding Bibliographic References based on DOI Links
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第17回研究大会 最優秀ポスター賞
Winner: Jiro KIKKAWA, Masao TAKAKU
2018.06 JSIMS: The Japanese Society for Information and Media Studies Analyses of First Appearance of DOI Links on English Wikipedia: From the View Point of Research Fields
Conference Activities & Talks
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Jiro Kikkawa, Masao Takaku, Fuyuki Yoshikane
The 28th International Conference on Theory and Practice of Digital Libraries (TPDL 2024) 2024.09.27 (Best Western Premier Hotel Slon, Ljubljana, Slovenia) International Conference on Theory and Practice of Digital Libraries (TPDL)
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Scholarly References in Wikipedia and YouTube (The Future of Findability)
Jiro Kikkawa [Invited]
Japan Open Science Summit 2024 (JOSS2024) 2024.06.18 (Online) Japan Open Science Summit 2024 (JOSS2024)
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Jiro Kikkawa, Masao Takaku, Fuyuki Yoshikane
The 25th International Conference on Asia-Pacific Digital Libraries (ICADL 2023) 2023.12.06 (National Central Library of Taiwan) International Conference on Asia-Pacific Digital Libraries (ICADL)
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Jiro Kikkawa, Masao Takaku, Fuyuki Yoshikane
The 11th Asia-Pacific Conference on Library & Information Education and Practice (A-LIEP 2023) 2023.12.05 (National Central Library of Taiwan) Asia-Pacific Conference on Library & Information Education and Practice (A-LIEP)
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Jiro Kikkawa [Invited]
The 2nd AP-iNext workshop Scholarly Communication & Scholarly Data Mining 2023.07.18 (Online) iSchools Asia-Pacific Next Generation Committee
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Jiro Kikkawa, Masao Takaku, Fuyuki Yoshikane
The 18th International Conference, iConference 2023, Lecture Notes in Computer Science (iConference2023) 2023.03.14 (Virtual Program (Online) and Physical Program (Barcelona, Spain))
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図書館総合展連続セミナー「学術コミュニケーション入門」を読む: 第10章、第11章
Jiro Kikkawa
図書館総合展連続セミナー「学術コミュニケーション入門」を読む 2022.11.22 (オンライン) 図書館総合展
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Analysis of the deletions of DOIs: What factors undermine their persistence and to what extent?
Jiro Kikkawa, Masao Takaku, Fuyuki Yoshikane
The 26th International Conference on Theory and Practice of Digital Libraries (TPDL 2022) 2022.09.23 (Padova, Italy)
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情報知識学会 第18回 (2021) 論文賞記念講演 「DOIリンクに基づくWikipedia上の参照記述における編集者の分析」
Jiro KIKKAWA [Invited]
情報知識学会 第29回 (2021年度) 年次大会 2021.05.23 Japan Society of Information and Knowledge
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Who added DOI Links to Wikipedia?
Jiro KIKKAWA [Invited]
WikiCite 2018 2018.11.27 (Berkeley, California, USA) WikiCite
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Jiro KIKKAWA, Masao TAKAKU
情報メディア学会 第17回研究大会 2018.06.23 (Tokyo, Japan) JSIMS: The Japanese Society for Information and Media Studies
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A Time Series Analysis of DOI Links on Wikipedias
Jiro KIKKAWA, Masao TAKAKU
第22回情報知識学フォーラム「オープンサイエンスの障壁への挑戦」 2017.12.02 (National Institute of Informatics) Japan Society of Information and Knowledge
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DOI Links on English, Japanese, and Chinese Wikipedias
Jiro KIKKAWA [Invited]
WikiCite 2017 2017.05.23 (Vienna, Austria)
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Jiro KIKKAWA [Invited]
筑波大学大学院図書館情報メディア研究科 大学院説明会(2017) 2017.04.01 (Tokyo, Japan) 筑波大学大学院図書館情報メディア研究科
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resolution logに基づくDOIリンクの参照状況の分析
Jiro KIKKAWA [Invited]
JapanLinkCenter「対話・共創の場(第3回)」(【第二部】DOI活用事例の紹介) 2017.03.27 (Tokyo, Japan) JapanLinkCenter
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アクセスログに基づくJaLC DOIのアクセスの動向 + 研究内容の紹介
Jiro KIKKAWA [Invited]
図書館における識別子に関する現状調査に関する意見聴取会 2017.02.09 (Tokyo) National Diet Library
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DOI Links on Wikipedia: Analyses of English, Japanese, and Chinese Wikipedias
Jiro KIKKAWA, Masao TAKAKU, Fuyuki YOSHIKANE
The 18th International Conference on Asia-Pacific Digital Libraries (ICADL2016) 2016.12.09 (Tsukuba, Japan)
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Jiro KIKKAWA [Invited]
筑波大学大学院図書館情報メディア研究科 大学院説明会(2016) 2016.10.05 (茨城、筑波大学筑波キャンパス春日エリア) 筑波大学大学院図書館情報メディア研究科
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Duplicates of DOI Links among English, Japanese and Chinese Wikipedia
Jiro KIKKAWA, Masao TAKAKU
Tsukuba Global Science Week(TGSW) 2016: International Conference on Media Usage and Cross-cultural Communication under the Digital Era 2016.09.19
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DOI(Digital Object Identifier)入門
Jiro KIKKAWA
Code4Lib JAPAN Conference 2016 2016.09.11 (Osaka, JAPAN) Code4Lib JAPAN
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ニュース紹介型オンライン動画配信番組における番組プログラム編纂支援システムの運用~ 図書館情報学チャンネルの挑戦~
Mao TSUNEKAWA, Jiro KIKKAWA
Code4Lib JAPAN Conference 2016 2016.09.10 (Osaka, JAPAN) Code4Lib JAPAN
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Preliminary Analyses for Extracting Scholarly Information on Wikipedia as Linked Open Data
Jiro KIKKAWA, Masao TAKAKU, Fumihiro KATO, Ikki OHMUKAI, Hideaki TAKEDA
SIG-SWO-039 2016.09.05 (Tokyo, JAPAN) SIG-SWO
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Generation and Convergence Process of Flame War in 2-channel threads
Takuya TAKEDA, Michimasa YAMAMOTO, Jiro KIKKAWA, Fuyuki YOSHIKANE
Forum on Information Technology 2016 2016.09 (Toyama)
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Analyses of J-STAGE Articles on Wikipedia: From the View Point of Research Fields
Jiro KIKKAWA, Masao TAKAKU
情報メディア学会第15回研究大会 2016.06.25 (Ibaraki) 情報メディア学会
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Jiro KIKKAWA [Invited]
筑波大学大学院図書館情報メディア研究科 大学院説明会(2016) 2016.06.01 (茨城、筑波大学筑波キャンパス春日エリア) 筑波大学大学院図書館情報メディア研究科
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アクセスログに基づくDOIリンクの参照状況の分析: JaLC DOIを対象に
吉川次郎, 高久雅生, 武田英明, 逸村裕
三田図書館・情報学会 2015年度研究大会 2015.11.14 (慶応義塾大学三田キャンパス 北館ホール) 三田図書館・情報学会
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吉川 次郎 [Invited]
筑波大学大学院図書館情報メディア研究科 大学院説明会(2015) 2015.10.03 (東京、筑波大学東京サテライト文京校舎) 筑波大学大学院図書館情報メディア研究科
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Jiro KIKKAWA
Code4Lib JAPAN Conference 2015 2015.09.06 (東京、リクルート本社 アカデミーホール(グラントウキョウサウスタワー)) Code4Lib JAPAN
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Duplicates of DOI Links between Japanese and English Wikipedia
Jiro KIKKAWA, Sho SATO, Masao TAKAKU, Hiroshi ITSUMURA
第14回情報メディア学会研究大会 2015.06.27 (同志社大学 今出川キャンパス) 情報メディア学会
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Preliminary Analyses of DOI Links on Japanese Wikipedia
Jiro KIKKAWA, Masao TAKAKU, Hiroshi ITSUMURA
第23回情報知識学会年次大会 2015.05.24 (東洋大学白山キャンパス) 情報知識学会
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吉川 次郎 [Invited]
筑波大学大学院図書館情報メディア研究科 大学院説明会(2015) 2015.05.09 (東京、筑波大学東京サテライト文京校舎) 筑波大学大学院図書館情報メディア研究科
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吉川 次郎 [Invited]
筑波大学大学院図書館情報メディア研究科 大学院説明会(2015) 2015.04.04 (東京、筑波大学東京サテライト文京校舎) Tokyo
KAKENHI
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Wikipediaの文献参照の追加を支援するシステムの構築
2022.04-2026.03Grant-in-Aid for Early-Career Scientists Principal investigator