- Kurosawa Shoyuten Co., Ltd.
- ABELL BIO CLEAN CORP
- ASSIST Corporation
- Abe Co., Ltd
- DARUMA FOODS CORPORATION
- HIGETA SHOKUHIN Co.,Ltd.
- INABA SHUZO
- Iijima Chikusann Corporation
- Isemata Beikoku Seifun Co., LTD.
- KASHITORA Co., Ltd
- KOUTA SHOUTEN Co., Ltd.
- KOZAWA FOODS COMPANY LIMITED
- Kajima Co.,Ltd
- Kanasago Foods Co., Ltd.
- Kawabata Co.,Ltd
- Koise rice (zembeikyo system Co., LTD.)
- Kojiya Co., Ltd.
- Komatsu Suisan Co., Ltd
- Limited Partnership Company Isakasyuzouten
- MEIRI SHURUI CO., Ltd.
- MIURAYA CO., LTD
- MORINAGA GYUNYU HAIKYU CO.,LTD
- Meismland Co., LTD.
- NEMOTO SHUZO CO.,Ltd.
- NOMURA BREWERY CO.,LTD
- Nemoto Co.,Ltd. (NEMOTOEN)
- Nemoto Tsukemono Inc.
- Ninbenichi Co.,Ltd
- Okabe Gomei Gaisha
- Potato Kaitsuka Co. Ltd.
- Raifuku Sake Brewing, Co., Ltd.(Maeyama Warehouse Co.Ltd.)
- SUDOHONKE INC.
- Sashima Tea Producer Export Council
- Shikakichi Co., Ltd
- TSUKAMOTO Co.,Ltd.
- Terunuma Katsuichi Shoten Co., Ltd.
- Tsukinoi - Syuzouten Co.,Ltd.
- Tsukuba Gingko Production Association
- YOJIRUSHI SUISAN CO.,LTD
- YOSHIKUBO SAKE BREWERY CO., Ltd.
- Yamaishi Co., Ltd.
- Yellow Doctor Japan Co., Ltd
- Yoshidaya Co., Ltd.
- ZEN-NOH IBARAKI
- 株式会社柴沼醤油インターナショナル
- 株式会社鴨安商店