(Published in the order of the Japanese syllabary)
Otsuka Pharmaceutical Co., Ltd.
Kyowa Hakko Kirin Co., Ltd.
SUGIYAMA CHEMICAL & INDUSTRIAL LABORATORY
SUDx-Biotec Corp.
SEIKAGAKU CORPORATION
DSP GOKYO FOOD & CHEMICAL
Tokyo Chemical Industry Co., Ltd.
Nagara Science Co.
The Noguchi Institute
FUSHIMI Pharmaceutical Co., Ltd.
Matsutani Chemical industry Co,. Ltd.
Yakult Honsha Co., Ltd.
RIKEN VITAMIN Co., Ltd.