Labor situation in Japan and analysis : detailed exposition 2009/2010
The Japan Institute for Labour Policy and Training, 2009
 Buku Teks
Labor situation in Japan and analysis: general overview 2006/2007
The Japan Institute for Labour Policy and Training, 2006
 Buku Teks
Labor situation in Japan and analysis: general overview 2011/2012 / The Japan Institute for Labour Policy and Training
The Japan Institute for Labour Policy and Training, 2012
 Buku Teks
Labor situation in Japan and analysis : general overview 2015/2016 / Tamotsu Nagata ... [et al.}
Japan Institute for Labour Policy and Training, 2016
 Buku Teks
Labor situation in Japan and its analysis : detailed exposition 2006/​2017
Japan Institute for Labour Policy and Training, 2017
 Buku Teks