Institute of Socio-Infonomics
Tama University

Biography

Born in Shizuoka Prefecture. Graduated from the Faculty of Environment and Information Studies, Keio University, in 1995. Completed the graduate program in Social Informatics, Aoyama Gakuin University, in 2019; Ph.D. (Arts and Sciences).
April 2015–October 2020 — Project Associate Professor, Graduate School of Media and Governance, Keio University.
April 2015–June 2020 — Associate Professor, Institute of Socio-Infonomics, Tama University.
July 2020–March 2021 — Professor, Institute of Socio-Infonomics, Tama University.
From November 2020 — Project Professor, Graduate School of Media and Governance, Keio University.
From April 2021 — Specially Appointed Associate Professor, Faculty of Policy Studies, Chuo University.
The career entries above follow the Japanese profile; the institute appointment below is current as of 11 November 2026.

Appointments at the Institute

April 2012–March 2014 — Visiting Research Fellow.
April 2014–March 2015 — Visiting Associate Professor.
April 2015–June 2020 — Associate Professor.
July 2020–March 2021 — Professor.
April 2021–present — Visiting Professor.

Selected Books and Papers

Information Ethics: Preventing and Responding to Online Flaming (with Akira Hattori). Kyoritsu Shuppan, 2013. [Japanese]
Can People Be Happy in the Information Society? Sogo Kyoiku Shuppan, 2024. [Japanese]
Verification of the Scale-Free Nature of Human Connections and Their Decomposability into Components Journal of the Infosocionomics Society, Vol. 13, No. 1. [Japanese]
Encounters between Predators and Their Targets in Private Chat Journal of Transformation of Human Behavior under the Influence of Infosocionomics Society, Vol. 1, 2016. [English; bibliographic record]
Simulation for Communication Risks on SNS Journal of Transformation of Human Behavior under the Influence of Infosocionomics Society, Vol. 1, February 2016. [English; co-author’s publication list]
The Effects of Need Factors and Environment on the Formation of Security Consciousness Transactions on Networks and Communications, Vol. 4, No. 1, 2016. [English]
Do Personal Attributes and an Understanding of Sarcasm and Metaphor Explain Problematic Experiences on the Internet? — A Survey for the Development of Information Literacy Education Tools [English]
A Study of the Emergence and Resolution of Online Flaming: Harassment over Problems and Resolution through Settlement IPSJ SIG Technical Report. [Japanese]
International Organizations and Intelligence: Organizational Analysis of the EU and the United Nations Studies in Social Information, Otsuma Women’s University, No. 21. [Japanese]
Online Flaming Involving University Students: Analysis, Prevention, and Responses Studies in Social Information, Otsuma Women’s University. [Japanese]
Trend of Screen-Name Usage on Online Community: A Case of NIFTY-Serve Psychology Forum IPSJ SIG Technical Report. [Japanese]
Could Online Community Yield Social Intelligence? A Case Study of the Psychology Forum in NIFTY-Serve Kwansei Gakuin University Psychological Science Research, No. 39. [Japanese]
University Students’ Risk of Election-Law Violations and Their Awareness Following the Introduction of Online Election Campaigning Studies in Social Information, Otsuma Women’s University, No. 22. [Japanese]
Research on Educational Programs for Reducing Online Risks Jiyugaoka Sanno College Bulletin, No. 47. [Japanese]
Did the Introduction of Online Election Campaigning Achieve Its Purpose? Journal of the Infosocionomics Society, Vol. 9. [Japanese]
A Proposal for Classifying Internet-Related Troubles Journal of the Infosocionomics Society, Vol. 6, No. 1. [Japanese]
Trends in Spam Blogs Based on Page Views and Update Frequency Journal of the Infosocionomics Society, Vol. 5, No. 1. [Japanese]

Related Information

Tashiro Lab Wiki — Research data and previous presentations. [Japanese]

Television Appearances

TBS, Shin Joho 7days Newscaster, 5 September 2015 — Tokyo Olympic emblem.
Fuji TV, Mezamashi TV, 7 September 2015 — Image-search functions and identifying reused images online.
NHK, Shukan News Fukayomi, 12 September 2015 — Choosing a widely supported Olympic emblem.
NHK, Shumi Dokki!, 5 October 2015 — Enjoying smartphone video.
TBS 60th-anniversary special, 21 March 2016 — Life’s 3.8 Billion Years: What Are Human Beings?
TBS, Sunday Morning, 3 April 2016 — Small-Group Society.

Newspaper and Magazine Coverage

AERA, 26 August 2013 — The rules of online flaming and its targets.
Asahi Shimbun, 23 December 2013 — Anonymity, identification, and lost trust on 2channel.
Tokyo Shimbun, “Kakushin,” 29 June — Voters as the main actors in online election campaigning.
Asahi Shimbun, 2 September 2015 — Online scrutiny of similarities in the Olympic emblem.
The Japan Times, 3 September 2015 — “Olympics logo scandal highlights power of the Internet critic.”
Yomiuri Shimbun, 17 December 2015 — Gathering diverse opinions in Olympic emblem selection.
Yomiuri Shimbun, 9 April 2016 — Four distinctive emblem proposals.
Nihon Keizai Shimbun, 16 February 2020 — Crimes targeting children through online games.

Supervised Educational Materials

Protecting Yourself from Online Crime. Rise Factory. [Japanese]
Getting Along with Social Media. Rise Factory. [Japanese]

English renderings of Japanese publication titles are provided for reference. Links lead to the editions or publication records used on the Japanese profile.