1
Published 2007
Japan Bioindustry Association

2
Published 2010
Institute of Administrative Management

3
Published 2008
National Institute of Multimedia Education

5
Published 2007
Japan Bioindustry Association

6
Published 2007
National Institute for Education Research of Japan

7
Published 2006
National Institute for Educational Research. Department for International Research and Cooperation

8
Published 2007
Japan Bioindustry Association

9
Published 2006
Ministry of Internal Affairs and Communications of Japan

11
Published 2003
Akashi Shoten Co., Ltd.

12
Published 2008
Japan Oil, Gas and Metals National Corporation

13
Published 2013
OECD Publishing

14
Published 2005
OECD Publishing

16
Published 2013
Japan Tax Association

17
Published 2013
OECD Publishing