The development group members in each fiscal year are recorded in alphabetical order.
FY 2009
- HAYASHI Yoshi-Yuki
- HORINOUCHI Takeshi
- ISHIWATARI Masaki
- MORIKAWA Yasuhiro
- NISHIZAWA Seiya
- ODAKA Masatsugu
- OTOBE Naohito
- SASAKI Youhei
- TAKAHASHI O. Yoshiyuki
- TAKEHIRO Shin-ichi
- TOYODA Eizi
FY 2008
- HAYASHI Yoshi-Yuki
- HORINOUCHI Takeshi
- ISHIWATARI Masaki
- MORIKAWA Yasuhiro
- ODAKA Masatsugu
- OTOBE Naohito
- SASAKI Youhei
- TAKAHASHI O. Yoshiyuki
- TAKEHIRO Shin-ichi
- TOYODA Eizi
FY 2007
- HAYASHI Yoshi-Yuki
- HORINOUCHI Takeshi
- ISHIWATARI Masaki
- MORIKAWA Yasuhiro
- ODAKA Masatsugu
- OTOBE Naohito
- TAKEHIRO Shin-ichi
- TOYODA Eizi
FY 2006
- HAYASHI Yoshi-Yuki
- HORINOUCHI Takeshi
- ISHIWATARI Masaki
- MORIKAWA Yasuhiro
- ODAKA Masatsugu
- OTOBE Naohito
- TAKEHIRO Shin-ichi
- TOYODA Eizi
FY 2005
- HAYASHI Yoshi-Yuki
- HORINOUCHI Takeshi
- ISHIWATARI Masaki
- MORIKAWA Yasuhiro
- ODAKA Masatsugu
- TAKEHIRO Shin-ichi
- TOYODA Eizi
FY 2004
- HAYASHI Yoshi-Yuki
- HORINOUCHI Takeshi
- ISHIWATARI Masaki
- MORIKAWA Yasuhiro
- ODAKA Masatsugu
- TAKEHIRO Shin-ichi
- TOYODA Eizi
FY 2003
- HAYASHI Yoshi-Yuki
- HORINOUCHI Takeshi
- ISHIWATARI Masaki
- MORIKAWA Yasuhiro
- ODAKA Masatsugu
- TAKEHIRO Shin-ichi
- TOYODA Eizi
FY 2002
- HAYASHI Yoshi-Yuki
- HORINOUCHI Takeshi
- ISHIWATARI Masaki
- TAKEHIRO Shin-ichi
- TOYODA Eizi
FY 1998-2001
- AKAHORI Kouji
- HAYASHI Yoshi-Yuki
- HORINOUCHI Takeshi
- ISHIWATARI Masaki
- NUMAGUTI Atsushi
- TAKEHIRO Shin-ichi
- TOYODA Eizi