Taiheisha Ltd.
Phone
4-8 Ryogoku 2-chome Sumida-ku Tokyo[130-0026]
Ketjen Black Int'l Co.
Phone
Munekawa Bldg. 12-8 Ryogoku 1-chome Sumida-ku Tokyo[130-0026]
Munekawa & Co., Ltd.
Phone
Munekawa Bldg. 12-8 Ryogoku 1-chome Sumida-ku Tokyo[130-0026]
Fuji Nishi Industrial Co., Ltd.
Phone
Nishikawa Bldg. 3-8 Ryogoku 1-chome Sumida-ku Tokyo[130-0026]
Azumaya & Co.
Info
Phone
1-7 Ryogoku 1-chome Sumida-ku Tokyo[130-0026]
Yoshida Dental Mfg. Co., Ltd.
Phone
3-6 Kotobashi 1-chome Sumida-ku Tokyo[130-8516]
Tokyo Garden Palace
Phone
7-5 Yushima 1-chome Bunkyo-ku Tokyo[113-0034]
Daiwa Construction Co., Ltd.
Phone
5-34 Yushima 1-chome Bunkyo-ku Tokyo[113-8502]
Tokyo Medical & Dental University
Phone
5-45 Yushima 1-chome Bunkyo-ku Tokyo[113-0034]
Igaku-shoin Ltd. Tokyo, Japan
Phone
28-23 Hongo 1-chome Bunkyo-ku Tokyo[113-8719]
Ohta's Isan Co., Ltd.
Phone
3-2 Sengoku 2-chome Bunkyo-ku Tokyo[112-0011]
Corona Publishing Co., Ltd.
Phone
46-10 Sengoku 4-chome Bunkyo-ku Tokyo[112-0011]
Nihon Denshoku Industries Co., Ltd.
Phone
45-17 Sengoku 4-chome Bunkyo-ku Tokyo[112-0011]
Arai Iron Works Co., Ltd.
Phone
13-1 Kotobashi 2-chome Sumida-ku Tokyo[130-0022]
Atomjapan Corp.
Phone
64-6 Kameari 2-chome Katsushika-ku Tokyo[125-0061]
Tsubasa System Co., Ltd.
Phone
Tachibana Annex Bldg. 25-14 Kameido 2-chome Koto-ku Tokyo[136-0071]
Shimadzu Rika Corp.
Phone
1-8 Kameido 6-chome Koto-ku Tokyo[136-0071]
Bright Home Corp.
Phone
5th Fl. Kurokane Nd Tower 5-7 Kameido 1-chome Koto-ku Tokyo[136-0071]
Tomi Glass Co., Ltd.
Phone
21-9 Kameido 9-chome Koto-ku Tokyo[136-0071]
Fujiwara Mfg. Co., Ltd.
Phone
5-13 Midori 2-chome Sumida-ku Tokyo[130-0021]
Seberu Pico Co., Ltd.
Phone
13-16 Aoto 8-chome Katsushika-ku Tokyo[125-0062]
Tombow Pencil Co., Ltd.
Phone
10-12 Toshima 6-chome Kita-ku Tokyo[114-8583]
Yoshida & Co., Ltd.
Info
Phone
17-6 Higashi Kanda 1-chome Chiyoda-ku Tokyo[101-0031]
Estona Inc.
Phone
2nd Fl. Takara Bldg. 6-2 Higashi Kanda 2-chome Chiyoda-ku...
Ryukakusan Co., Ltd.
Phone
5-12 Higashi Kanda 2-chome Chiyoda-ku Tokyo[101-0031]
Life Co., Ltd.
Phone
5-6 Higashi Kanda 1-chome Chiyoda-ku Tokyo[101-0031]
Mizuho Automobile Industry Co., Ltd.
Phone
Mizuho Bldg. 1-3 Higashi Kanda 2-chome Chiyoda-ku Tokyo[101-0031]
Mitsui Precon Co., Ltd.
Phone
6-5 Higashi Kanda 2-chome Chiyoda-ku Tokyo[101-0031]
Ikegami Corp.
Phone
17-9 Higashi Kanda 1-chome Chiyoda-ku Tokyo[101-0031]
Ryosan Co., Ltd.
Phone
3-5 Higashi Kanda 2-chome Chiyoda-ku Tokyo[101-0031]
Taneda & Co., Ltd.
Phone
27-1 Nishi Shinkoiwa 3-chome Katsushika-ku Tokyo[124-0025]
Katsushika Co., Ltd.
Phone
20-8 Nishi Shinkoiwa 3-chome Katsushika-ku Tokyo[124-0025]
Consew Int'l Ltd.
Phone
28-16 Nishi Shinkoiwa 5-chome Katsushika-ku Tokyo[124-0025]
Sakaguchi Electric Heaters Co., Ltd.
Phone
12-2 Sotokanda 1-chome Chiyoda-ku Tokyo[101-0021]