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Masaru Takahashi

Biographic Data

ID7180937
NAMEMasaru Takahashi
GIVEN NAMESMasaru
FAMILY NAMETakahashi
SIGNATURETAKAHASHI M
AFFILIATIONSOchanomizu University, Bunkyo-ku, Tokyo, Japan
ORCID0000-0001-5239-8055
VERIFIEDYes
TOTAL WORKS4
TOTAL CITATIONS0
AUTHOR COUNT4
EDITOR COUNT0
FIRST PUBLICATION YEAR2021
LATEST PUBLICATION YEAR2026
H-INDEX0
  • The Added Value of the YLS/CMI Subscales Beyond the Total Score Among Japanese Youth Offenders in Detention

    Open Access•Ayuchi Yamaoka, Daryl G Kroner et al.•ARTICLE•International Journal of Offender…•2026

    This study examined whether subscales of the Youth Level of Service Case Management Inventory (YLS/CMI) have added value beyond the total score. Including 238 detained Japanese juvenile offenders (ages 16–19), the proportional reduction in mean squared error (PRMSE) method was applied. Most subscales showed added value, except for Attitudes/Orientation. For the younger group, all subscales except Attitudes/Orientation showed added value. For olde…

  • Public Perception of Recidivism Risk among Released Correctional Inmates in Japan

    Open Access•Masaru Takahashi•ARTICLE•International Journal of Offender…•2025

    This study examines the disparity between public perception and official statistics on recidivism rates in Japan and investigates the impacts of gender and age on these estimates. A web-based survey with 381 participants was conducted. Participants estimated five-year reimprisonment rates for seven offense categories and the overall average. Results showed that participants overestimated recidivism rates for all offenses, with significant overest…

  • Gender Differences in Triggers of Stimulant Use Based on the National Survey of Prisoners in Japan

    Ayumi Kondo, Takuya Shimane et al.•ARTICLE•Substance Use & Misuse•2021

    Background: There are a few studies on gender differences in terms of reasons and motives for methamphetamine use. Purpose/Objectives: To examine gender differences in triggers of methamphetamine use Methods: We provided a questionnaire survey to 699 inmates who were incarcerated because of violation of the Stimulants Control Act. Results: The results of DAST-20 (the severity of drug dependence) moderately correlated with the applicable numbers o…

  • Gender Differences in the Relationship between Methamphetamine Use and High-risk Sexual Behavior among Prisoners: A Nationwide, Cross-sectional Survey in Japan

    Open Access•Takuya Shimane, Masaru Takahashi et al.•ARTICLE•Journal of Psychoactive Drugs•2021

    This study aimed to examine the relationship between methamphetamine (MA) use and high-risk sexual behavior among newly incarcerated prisoners in Japan. We conducted a secondary analysis using cross-sectional survey data, which constituted a nationwide prison sample surveyed between July and November 2017. In total, 699 participants (462 male and 237 female prisoners), who completed the self-administered questionnaire during imprisonment were rec…

No prominent works on this page.

  • Gender Differences in Triggers of Stimulant Use Based on the National Survey of Prisoners in Japan

    Ayumi Kondo, Takuya Shimane et al.•ARTICLE•Substance Use & Misuse•2021

    Background: There are a few studies on gender differences in terms of reasons and motives for methamphetamine use. Purpose/Objectives: To examine gender differences in triggers of methamphetamine use Methods: We provided a questionnaire survey to 699 inmates who were incarcerated because of violation of the Stimulants Control Act. Results: The results of DAST-20 (the severity of drug dependence) moderately correlated with the applicable numbers o…

  • Gender Differences in the Relationship between Methamphetamine Use and High-risk Sexual Behavior among Prisoners: A Nationwide, Cross-sectional Survey in Japan

    Open Access•Takuya Shimane, Masaru Takahashi et al.•ARTICLE•Journal of Psychoactive Drugs•2021

    This study aimed to examine the relationship between methamphetamine (MA) use and high-risk sexual behavior among newly incarcerated prisoners in Japan. We conducted a secondary analysis using cross-sectional survey data, which constituted a nationwide prison sample surveyed between July and November 2017. In total, 699 participants (462 male and 237 female prisoners), who completed the self-administered questionnaire during imprisonment were rec…

  • Public Perception of Recidivism Risk among Released Correctional Inmates in Japan

    Open Access•Masaru Takahashi•ARTICLE•International Journal of Offender…•2025

    This study examines the disparity between public perception and official statistics on recidivism rates in Japan and investigates the impacts of gender and age on these estimates. A web-based survey with 381 participants was conducted. Participants estimated five-year reimprisonment rates for seven offense categories and the overall average. Results showed that participants overestimated recidivism rates for all offenses, with significant overest…

  • The Added Value of the YLS/CMI Subscales Beyond the Total Score Among Japanese Youth Offenders in Detention

    Open Access•Ayuchi Yamaoka, Daryl G Kroner et al.•ARTICLE•International Journal of Offender…•2026

    This study examined whether subscales of the Youth Level of Service Case Management Inventory (YLS/CMI) have added value beyond the total score. Including 238 detained Japanese juvenile offenders (ages 16–19), the proportional reduction in mean squared error (PRMSE) method was applied. Most subscales showed added value, except for Attitudes/Orientation. For the younger group, all subscales except Attitudes/Orientation showed added value. For olde…

Criminal Justice and Corrections Analysis (3 works) · Medicine (3 works) · Psychology (3 works) · Clinical Psychology (2 works) · Demography (2 works) · Internal Medicine (2 works) · Poison control (2 works) · Psychiatry (2 works) · Psychopathy, Forensic Psychiatry, Sexual Offending (2 works) · Added value (1 works)

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