- ASSIST Corporation
- Marumitsu Ryokan
- Koise rice
- Sashima Tea Producer Export Council
- DARUMA FOODS CORPORATION
- HIGETA SHOKUHIN Co.,Ltd.
- ABELL BIO CLEAN CORP
- Calbee Kaitsuka Sweet Potato, Inc.
- Tsukasa Foods Co.,ltd
- YAMADAI CORPORATION
- RISKA CO.,LTD.
- Kamejirushi Confectionery Co,Ltd.
- Isemata Beikoku Seifun Co., LTD.
- ZEN-NOH IBARAKI
- Raifuku Sake Brewing, Co., Ltd.(Maeyama Warehouse Co.Ltd.)
- Shetora Trading LLC
- FUJITA APPLE ORCHARD LLC
- Limited Partnership Company Isakasyuzouten
- HIROSE Company
- YOSHIKUBO SAKE BREWERY CO., Ltd.
- AKUTSUHOSHIIMO
- KOMATSU SUISAN Co., Ltd
- Okabe Gomei Gaisha
- Iwaki Seiko, Co., Ltd.
- MEIRI SHURUI CO., Ltd.
- Sasaki Syokuhin Co., Ltd.
- HIROYA Co., Ltd
- Kojiya Co., Ltd.
- Nemoto Co.,Ltd. (NEMOTOEN)
- Kawatsu Shouten Co., Ltd.
- KOGETSUAN CO., LTD.
- Kurosawa Shoyuten Co., Ltd.
- Murai-brewing Co., Ltd.
- Abe Co., Ltd
- Kasyo Miyakawa
- Nishioka-Honten Inc.
- Sumiya kousyouten
- ASAICHIBAN Co.,LTD
- Hanamizuki Co.Ltd.
- Ajirushi Co.,Ltd.
- TSUKAMOTO Co.,Ltd.
- Ninbenichi Co.,Ltd
- FUJIYA Co.,Ltd.
- MIURAYA CO., LTD
- ADVANFORCE Company Limited
- Yellow Doctor Japan Co., Ltd.
- Kajima Co.,Ltd
- SAZA COFFEE ROASTER INC.
- SEIWA FOODINDUSTRY CO.LTD
- Meismland Co., LTD.
- METROCEAN INCORPORATED
- Yamaishi Co., Ltd.
- YOJIRUSHI SUISAN CO.,LTD
- Kyugetsu.co.ltd
- Yoshidaya Co., Ltd.
- KOZAWA FOODS COMPANY LIMITED
- Kawabata Co.,Ltd
- Hitachi Fugetsudo Co.,Ltd
- KOUTA SHOUTEN Co., Ltd.
- Tsukinoi - Syuzouten Co.,Ltd.
- KIUCHI BREWING AND DISTILLING Inc.
- KIUCHI BREWERY 1823 Inc.
- Tokyobal.Inc
- Someno's TOFU Co.,Ltd.
- 株式会社柴沼醤油インターナショナル
- Nemoto Tsukemono Inc.
- KASHITORA Co., Ltd
- Sawahata Seisakusho Co.,Ltd.
- Terunuma Co., Ltd.
- Hyakushoichiba Co., Ltd.
- Ibaraki Mogitate Factory Co., Ltd.
- Yagaifoods Corporation
- NOUSOU CO., LTD.
- Shikakichi Co., Ltd
- NEMOTO SHUZO CO.,Ltd.
- MORINAGA GYUNYU HAIKYU CO.,LTD
- INABA SHUZO
- Risshodo Co., Ltd. Ibaraki Factory
- TSUKUBA DAIRY PRODUCTS CO.,LTD
- Tsukuba Gingko Production Association
- Fukasaku farm Co., Ltd.
- NOMURA BREWERY CO.,LTD
- Kanasago Foods Co., Ltd.
- Aoki Brewing co.,ltd.
- SUDOHONKE INC.
- Iijima Chikusann Corporation