AK Sangyo Co., Ltd.

22 -6, Itabashi-ku, Tokyo - Miyamoto-cho, 03-3965-9651

Daiwa Chuzosho

3-17 -12, Higashiosaka City, Osaka - Chodo, 06-6782-2513

Fujihachi Sangyo Co., Ltd.

3-10 -25, Higashiosaka City, Osaka - Mizuhai, 072-965-8080

Fukusuke Aluminium Chuzosho Co., Ltd.

3-12 -4, Higashiosaka City, Osaka - Chodo, 06-6781-2151

Hashimoto Gokin Chukosho Co., Ltd.

3-11 -52, Higashiosaka City, Osaka - Kowakae, 06-6721-5197

Hasunuma Chuzosho

38 -9, Itabashi-ku, Tokyo - Hasunuma-cho

Higuchi Gokin Chuzosho

1-5 -5, Higashinari-ku, Osaka - Kamiji, 06-6971-5994

Hikari Seisakusho

2-3 -24, Higashiosaka City, Osaka - Kusune, 06-6745-1763

Hiraoka Alumi Chuzo Co., Ltd.

1-17 -3, Higashiosaka City, Osaka - Shin-ikejima-cho, 072-981-0352

Hokusei Kogyo Co., Ltd.

2 -14, Higashiosaka City, Osaka - Kanamono-cho, 06-6723-0471

Inoue Gokin Chuzosho Co., Ltd.

1-4 -2, Itabashi-ku, Tokyo - Maeno-cho, 03-3968-0661

Koeda Chuzo Co., Ltd.

5-5 -15, Higashiosaka City, Osaka - Naka-ishikiri-cho, 072-981-2079

Kyoei Gokin Chuzo Co., Ltd.

5 -9, Higashiosaka City, Osaka - Yayoi-cho, 072-984-2588

Kyomei Seisakusho

1-6 -9, Higashiosaka City, Osaka - Shigita, 06-6782-8065

Maeno Gokin Chuzosho

2-45 -17, Itabashi-ku, Tokyo - Maeno-cho, 03-3960-2962

Marutaka Chuzo Co., Ltd.

3-7 -16, Higashiosaka City, Osaka - Takaida-hon-dori, 06-6782-8806

Nakano Chuzosho

5-5 -26, Higashiosaka City, Osaka - Naka-ishikiri-cho, 072-981-3168

Nanno Sangyo Co., Ltd.

1-11 -7, Higashiosaka City, Osaka - Mizuhai, 072-963-2611

Nishimura Shoten

1-6 -13, Higashiosaka City, Osaka - Kishidado-nishi, 06-6727-1331

Nishino Keigokin Chuzosho

1-4 -2, Higashiosaka City, Osaka - Shibukawa-cho, 06-6728-1366

Nitto Alumi Kogyosho

3-2 -17, Higashiosaka City, Osaka - Kotobuki-cho

Otsuka Art

2-34 -3, Itabashi-ku, Tokyo - Maeno-cho, 03-3960-3891

Sakurai Bijutsu Chuzo Co., Ltd.

6-30 -18, Itabashi-ku, Tokyo - Maeno-cho, 03-3960-0941

San'ei Keikinzoku Kogyosho Co., Ltd.

5-2 -11, Itabashi-ku, Tokyo - Maeno-cho, 03-3960-4091