◆March 31, 2010 "The Concept of "Elderly with an Income Level of Active Workers" in the Medical Care System for the Elderly: A Historical Study on Changes in the State's Contribution Caused by the Medical Reform of 2006," Core Ethics 6: 375-384
◆MAKI Masako, KITAMURA Kentaro & NOZAKI Yasunobu June 6, 2009 "The Influence of the Abolishment of Exemption for the Elderly on Disposable Income: Present Situation of Tax Reform Related to the Elderly after 2000s," The 7th Meeting of Japan Welfare Sociology Association, Session Report, Nihon Fukushi University
◆March 31, 2009 "Influence of Abolition of Old Age Deduction: In View of Tax System Revisions by the Ruling Party in 2004," Core Ethics 5:283-292 [Abstract in English]
◆December 20, 2008 "Examination of "Large Package of the Tax System" of the Ruling Parties in 2004: As a Clue for Reexamining Policies for the Elderly," The 5th Study Group on Aging, Ritsumeikan University
■Projects
◆Project Member, Project Conducted by Graduate Students, "Study Group on Aging" (Japanese) in FY 2008