OTA Tatsuya

写真a

Affiliation

Faculty of Law, Department of Law (Mita)

Position

Professor
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Profile 【 Display / hide 】

  • Tatsuya Ota specializes in criminology, victimology and Asian legal system. He has published extensively on issues relating penology, offender treatment and victim support. Especially, his recent research has focused on reentry of inmates through coordination of correction and community supervision such as parole and partial suspended execution of imprisonment.

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Profile Summary 【 Display / hide 】

  • Professor of criminal justice, victimology and Asian law, Faculty of Law & Graduate School, Keio University.

    President of Japanese Association of Victimology, Member of Director Board of Criminal Law Society of Japan, Japanese Association of Offender Rehabilitation, Asia Crime Prevention Foundation, Victim Support Center of Tokyo and so on.

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Career 【 Display / hide 】

  • 1994.04
    -
    1997.03

    Keio University, Faculty of Law, Assistant Professor

  • 1997.04
    -
    2005.03

    Keio University, Faculty of Law, Associate Professor

  • 2004.04
    -
    2005.03

    Keio University, Law School, Associate Professor

  • 2005.04
    -
    2011.03

    Keio University, Law School, Professor

  • 2005.04
    -
    Present

    Keio University, Faculty of Law, Professor

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Academic Background 【 Display / hide 】

  • 1986.03

    Keio University, Faculty of Laws

    University, Graduated

  • 1988.03

    Keio University, Graduate School, Division of Law, 公法学専攻

    Graduate School, Completed, Master's course

  • 1994.03

    Keio University, Graduate School, Division of Law, 公法学専攻

    Graduate School, Withdrawal before completion

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Academic Degrees 【 Display / hide 】

  • 博士（法学）（慶應義塾大学）, Keio University, Dissertation, 2016.02

    仮釈放理論の再構築

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Licenses and Qualifications 【 Display / hide 】

  • 第２種情報処理技術者, 情報処理振興事業協会等に関する法律第6条の規定に基づく資格試験合格, 1983.02

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Research Areas 【 Display / hide 】

  • Humanities & Social Sciences / Criminal law (Criminal Justice)

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Research Keywords 【 Display / hide 】

  • criminal justice criminology

  • penology

  • treatment of offenders

  • victimology

  • victim support

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Research Themes 【 Display / hide 】

  • Penology, 

    1986
    -
    Present

  • correction, institutional treatment of offenders, 

    1986
    -
    Present

  • parole, 

    1986
    -
    Present

  • community correction, 

    1986
    -
    Present

  • halfway house, 

    1986
    -
    Present

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Books 【 Display / hide 】

  • How to Make Offenders Pay Damages to Crime Victims: Criminal Justice and Restoration

    Tatsuya Ota, Keio University Press, 2024.04

  • Encyclopedia on Offender Rehabilitation

    Japanese Association of Offender Rehabilitation ed. , Seibundou, 2021.12

    Contact page： 116-117, 156-157, 256-258

  • Partial Suspended Execution of Sentence: Offenders Rehabilitation and Prevention of Re-offending(Revised and Enlarged)

    OTA TATSUYA, Keio University Press, 2018.08

  • THEORY OF PAROLE: PREVENTION OF RE-OFFENDING THROUGH COOPERATION BETWEEN INSTITUTIONAL AND COMMUNITY TREATMENT

    OTA TATSUYA, Keio University Press, 2017.12

  • Criminal Policy for Beginners (3rd Edition)

    Tadashi Moriyama & Tetsuo Abe eds., SEIBUNDO, 2017.07

    Scope: 89-142

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Papers 【 Display / hide 】

  • The State’s Exercise of the Right to Obtain Reimbursement against the Offenders Based on the Crime Victim Benefit Payment System: On the Board of Audit’s Corrective Action Request toward National Police Agency

    Tatsuya Ota

    Tsumi to Batsu [Crime and Punishment] 62 ( 3 ) 53 - 66 2025.06

    Research paper (scientific journal), Single Work, Lead author, Last author, Corresponding author

  • Role and Issues of Volunteer Probation and Parole Officers in the Age of New Imprisonment System

    Tatsuya Ota

    KOSEIHOGO [REHABILITATION] 76 ( 5 ) 22 - 28 2025.05

    Research paper (scientific journal), Single Work, Lead author, Last author, Corresponding author

  • Practical Issues surrounding the Execution of Death Penalty: Including the Issues of Death Penalty from the Victim's Point of View

    Tatsuya Ota

    Hogaku Kenkyu [Journal of Law, Politics and Sociology] 98 ( 3 ) 118 - 150 2025.03

    Research paper (bulletin of university, research institution), Single Work, Lead author, Last author, Corresponding author

  • Various Issues surrounding Enforcement of New Type of Imprisonment

    Tatsuya Ota

    Horitsu no Hiroba (Gyosei)  78 ( 1 )  2025.02

    Research paper (scientific journal), Single Work, Lead author, Last author, Corresponding author

  • The Principle of Disclosure of Juvenile Hearing

    Tatsuya Ota

    100 Digests of Juvenile Law (Yuhikaku)   ( 270 )  2024.11

    Part of collection (book), Single Work, Lead author, Last author, Corresponding author

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Papers, etc., Registered in KOARA 【 Display / hide 】

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Presentations 【 Display / hide 】

  • Keynote Speech: Restorative Correction Ideal and Victim Statement in Prison and Juvenile Training School

    Tatsuya Ota

    The 66th Academic Conference of Korean Society for Correction Service (Joint Symposium held by Korean Society for Correction Service and Restorative Justice Forum) (South Korea (Seoul)) , 

    2024.12
    , 

    Oral presentation (invited, special),  Korean Society for Correction Service and Restorative Justice Forum

  • Financial Support for Crime Victims in Japan

    Tatsuya Ota

    (Taiwan) , 

    2024.03
    , 

    Public lecture, seminar, tutorial, course, or other speech, Taipei University

  • The Overview of Victim Support and Hotly-debated Issues in Japan

    Tatsuya Ota

    (Taiwan) , 

    2024.03
    , 

    Oral presentation (invited, special), Ministry of Justice, Rehabilitation Bureau

  • Hot Topic of Victim Support in Japan: Compatibility between Rehabilitation of Offenders and Recovery of Damages for Victims

    Tatsuya Ota

    (Taiwan) , 

    2024.03
    , 

    Public lecture, seminar, tutorial, course, or other speech, Ming Chuan University

  • Hot Topic of Victim Support in Japan: Compatibility between Rehabilitation of Offenders and Recovery of Damages for Victims

    Tatsuya Ota

    (Taiwan) , 

    2024.03
    , 

    Public lecture, seminar, tutorial, course, or other speech, Central Police University

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Awards 【 Display / hide 】

  • 慶應義塾　福澤賞「刑事政策学及び被害者学の学問的発展と実務に対する顕著な貢献」

    2024.11, 慶應義塾

    Type of Award： Keio commendation etc.

  • 慶應義塾　義塾賞　『仮釈放の理論―矯正・保護の連携と再犯防止』慶應義塾大学出版会(2017)。

    2018.11, 慶應義塾大学, 『仮釈放の理論―矯正・保護の連携と再犯防止』

    Type of Award： Keio commendation etc.

  • 日本刑事政策研究会懸賞論文優秀賞

    1988, 日本刑事政策研究会

    Type of Award： Award from publisher, newspaper, foundation, etc.

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Courses Taught 【 Display / hide 】

  • VICTIMOLOGY

    2025

  • SEMINAR: PENAL POLICY

    2025

  • SEMINAR (DEPARTMENT OF LAW) 4

    2025

  • SEMINAR (DEPARTMENT OF LAW) 3

    2025

  • SEMINAR (DEPARTMENT OF LAW) 2

    2025

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Courses Previously Taught 【 Display / hide 】

  • Criminal Justice (Penology)

    Keio University

    2017.04
    -
    2018.03
    , 

    Spring Semester, Lecture, Within own ｆaculty, 1h

    criminal justice penology

  • Criminal Justice

    Keio University

    2017.04
    -
    2018.03
    , 

    Spring Semester, Lecture, Within own ｆaculty, 1h

    criminal justice

  • Victimology (Victim Support)

    Keio University

    2017.04
    -
    2018.03
    , 

    Spring Semester, Lecture, Within own ｆaculty, 1h

    victimology victim support

  • Seminar (Criminal Justice)

    Keio University

    2017.04
    -
    2018.03
    , 

    Spring Semester, Seminar, Within own ｆaculty, 2h

    criminal justice

  • Seminar on Criminal Law, Criminal Procedure and Crimology

    Keio University

    2017.04
    -
    2018.03
    , 

    Spring Semester, Seminar, Lecturer outside of Keio, 1h

    Criminal Law Criminal Procedure Law Criminology

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Educational Activities and Special Notes 【 Display / hide 】

  • Site visit to Matsumoto Juvenile Prison, Ariake Juvenile Training School and Nagano Prison

    2023.08

    　View Details

    Site visit to Matsumoto Juvenile Prison, Ariake Juvenile Training School and Nagano Prison

  • 刑事政策・犯罪学・被害者学の研究会（ゼミナール）の課外講義を合宿の形で行い，松山刑務所，大井造船作業場，松山学園（少年院）の見学を行った。

    2022.09

    , Device of Educational Contents

    　View Details

    刑事政策・犯罪学・被害者学の研究会（ゼミナール）の課外講義を合宿の形で行い，松山刑務所，大井造船作業場，松山学園（少年院）の見学を行った。

  • 刑事政策・犯罪学・被害者学・アジア法の研究会（ゼミナール）の課外講義を合宿の形で行い，福岡刑務所，中津少年院，更生保護施設「福正会」の見学を行った。

    2019.08

    , Device of Educational Contents

    　View Details

    刑事政策・犯罪学・被害者学・アジア法の研究会（ゼミナール）の課外講義を合宿の形で行い，福岡刑務所，中津少年院，更生保護施設「福正会」の見学を行った。

  • 刑事政策・犯罪学・被害者学・アジア法の研究会（ゼミナール）の課外講義を合宿の形で行い，広島刑務所，広島少年院（男子），貴船原少女苑（女子），ウィズ広島（更生保護施設）の見学を行った。

    2018.08

    , Device of Educational Contents

  • 刑事政策・犯罪学・被害者学・アジア法の研究会（ゼミナール）の課外講義を合宿の形で行い，旭川刑務所（LB指標刑務所），月形学園（第１種少年院），沼田町就業支援センターの見学を行った。

    2017.09

    , Device of Educational Contents

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Social Activities 【 Display / hide 】

  • Asian Crime Prevention Foundation

    1995
    -
    Present

  • Community Correction Foundation

    2000
    -
    2024.03

  • 公益社団法人　被害者支援都民センター

    2006
    -
    Present

  • 一般財団法人　日本刑事政策研究会

    2007
    -
    Present

  • Japanese Association of Community Correction

    2009.02
    -
    2024.03

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Memberships in Academic Societies 【 Display / hide 】

  • Criminal Law Society of Japan, 

    1986
    -
    Present

  • Japanese Association of Victimology, 

    1998.06
    -
    Present

  • Japanese Association of Sociological Criminology, 

    2005.10
    -
    Present

  • Japanese Association of Offenders Rehabilitation, 

    2012.04
    -
    Present
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Committee Experiences 【 Display / hide 】

  • 2016.06
    -
    Present

    理事長, 日本被害者学会

  • 1998.06
    -
    2016.06

    理事, 日本被害者学会

  • 2005.10
    -
    2014.10

    理事, 犯罪社会学会

  • 2012.04
    -
    2023.12

    理事, 日本更生保護学会

  • 2018.05
    -
    Present

    Member of Director Board, New Trends in Criminal Policy, No.11: Drug Offences

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