Empirical studies of sandards of sentencing and funcions as punishment for serious crimes of life imprisoment with labor

• Project/Area Number: 25780045
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Multi-year Fund
• Research Field: Criminal law
• Research Institution: Senshu University
• Principal Investigator: WATANABE Kazuhiro 専修大学, 法学部, 教授 (90449108)
• Project Period (FY): 2013-04-01 – 2018-03-31
• Project Status: Completed (Fiscal Year 2017)
• Budget Amount: ¥2,860,000 (Direct Cost: ¥2,200,000、Indirect Cost: ¥660,000); Fiscal Year 2016: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000); Fiscal Year 2015: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000); Fiscal Year 2014: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000); Fiscal Year 2013: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
• Keywords: 無期懲役 / 死刑 / 量刑 / 相対的不定期刑 / 少年法改正 / 裁判員制度

Outline of Final Research Achievements

The objective of this study is to analyze the quantitative criterion discriminating the sentences of the death penalty and the life imprisonment with labor, and to analyze the quantitative criterion discriminating the sentences of the life imprisonment with labor and the long term imprisonment in prison.
This study contains four researchs: (1) to analyze the trend of sentencing determination of murder cases after the enforcement of the lay judge system in Japan. (2) to analyze the criterion discriminating the sentences of the death penalty and the life imprisonment with labor after the enforcement of the lay judge system in Japan. (3) to analyze the quantitative criterion discriminating the sentences of the life imprisonment with labor and the long term imprisonment in prison before the enforcement of the lay judge system in Japan. (4) to research about an indeterminate sentence for juvenile offenders.

Research Products

• [Journal Article] 少年法における科学的調査 (2016)
  • Author(s): 渡邊一弘
  • Journal Title: 専修法学論集 Volume: 126 Pages: 287-319
• [Journal Article] 少年の再犯・再非行防止政策の現状と展望 (2016)
  • Author(s): 渡邊一弘
  • Journal Title: 青少年問題 Volume: 662 Pages: 46-53
  • NAID: 40020817389
• [Presentation] テーマセッション「少年犯罪に対する社会の認知と社会の役割」 担当：少年法の理念－保護処分と刑事処分の関係をめぐって (2014)
  • Author(s): 渡邊一弘ほか
  • Organizer: 日本犯罪社会学会第41回大会
  • Place of Presentation: 京都産業大学
  • Year and Date: 2014-10-18 – 2014-10-19
• [Presentation] Relationship between Juvenile Justice Ideal and Criminal Responsibility of Juveniles (2014)
  • Author(s): 渡邊一弘ほか
  • Organizer: アジア犯罪学会第6回大会
  • Place of Presentation: 大阪商業大学
  • Year and Date: 2014-06-27 – 2014-06-29
• [Presentation] 初期の裁判員裁判における量刑傾向‐殺人罪判決を対象として‐ (2013)
  • Author(s): 渡邊一弘
  • Organizer: 日本犯罪学会設立百年記念大会
  • Place of Presentation: 一橋講堂
• [Book] 性犯罪・被害―性犯罪規定の見直しに向けて (2014)
  • Author(s): 渡邊一弘ほか（女性犯罪研究会編）
  • Total Pages: 350
  • Publisher: 尚学社
• [Book] 刑事法・医事法の新たな展開下巻 (2014)
  • Author(s): 渡邊一弘ほか（岩瀬 徹・中森喜彦・西田典之編）
  • Total Pages: 616
  • Publisher: 信山社