设计公司
Yoshiharu Warigashi, Hirokuni Miyamatsu,Visual Communication Business Group, Ricoh Company, Ltd.
设计师
M.Iida, R.Yano, M.Takahashi, M.Kabumoto, H.Morohoshi, Y.Yamazaki, M.Shinohara, A.Umezawa, H.Yamaguchi, Corporate Design Center, Engineering Process Innovation Division, Ricoh Company, Ltd.