[title in Japanese]

Released on J-STAGE: August 22, 2002 | Volume 2002 Issue 104 Pages 104_22-104_23

[title in Japanese]

Released on J-STAGE: December 21, 2005 | Volume 2005 Issue 119 Pages 119_17-119_22

[title in Japanese]

Released on J-STAGE: May 28, 2004 | Volume 2004 Issue 113 Pages 113_25-113_29

[title in Japanese]

Released on J-STAGE: August 20, 2005 | Volume 2005 Issue 118 Pages 118_7-118_11

[title in Japanese]

Released on J-STAGE: May 14, 2003 | Volume 2003 Issue 109 Pages 109_11-109_19