Akashi Kiko Ltd.

3-31 -5, Nishi-ku, Hyogo - Mochiko, 078-928-5150

Asahi Kento Co., Ltd.

35, Nakagyo-ku, Kyoto - Mibu-shimomizo-cho, 075-311-3547

Global Diamond Co., Ltd.

2-5 -8, Minato-ku, Tokyo - Akasaka, 03-3589-0366

Kure Grinding Wheel Co., Ltd.

2-1 -5, Minato-ku, Tokyo - Hamamatsu-cho, 03-3432-4121

Kure Kenmazai Co., Ltd.

3-47 -8, Suginami-ku, Tokyo - Eifuku, 03-3324-1341

Miyuki Sangyo Co., Ltd.

359, Shinjuku-ku, Tokyo - Yamabuki-cho, 03-3268-1371

Morita Trading Co., Ltd.

1-10 -3, Sumida-ku, Tokyo - Yokokawa, 03-3623-4101

Nihon Tokushu Kento Co., Ltd.

18, Minami-ku, Kyoto - Kisshoin Oike-cho, 075-691-5141

Nippon Dia Industry Co., Ltd.

3-7 -26, Shinjuku-ku, Tokyo - Nishi-shinjuku, 03-3348-3631

Nippon Resibon Corp.

1-22 -10, Nishi-ku, Osaka - Kitahorie, 06-6538-0136

Okamoto Toishi Ten

3-16 -13, Sumida-ku, Tokyo - Kikukawa, 03-3635-1481

Suganuma Toishi Seisakusho

8-17 -15, Koto-ku, Tokyo - Higashi-suna, 03-3648-8143

TKX, Corp. Tokyo Office

3-23 -7, Ota-ku, Tokyo - Kamata, 03-3738-0121

Tomei Diamond Co., Ltd.

3-9 -18, Minato-ku, Tokyo - Akasaka, 03-3585-7981