- Arpeggione Society Japa
- Address:1-1-3 Chuo Cho, Hogashikurume City, Tokyo Japan, Japan,2030054
- OTECH CO LTD
- Address:323-1, Ainoyacho
- SHINEISEIKI CO.,LTD
- Address:4-5-100, Wakaehigashimachi
- SANWA INDUSTRY CO.,LTD
- Address:680-16 Ooaza-suetakeshimo,
- Y. Saito & Co.
- Address:Hachioji Tokyo Tokyo Japan
- MIKUNI SEIKYO CO LTD
- Address:1-5-26, Syariji, Ikuno-ku
- YMG CO.,LTD.
- Address:234, Uenoyama, Unoyacho,
- SAKAE INDUSTRIES CO LTD
- Address:2-4-10, FUKUURA, KANAZAWA-KU,
- Artforartsake Ltd.
- Address:Nishinakajima 6
- Sumitomo Metals
- Address:Triton Square Ofiice Y, 8-11, Harumi 1-Chome, Chuo-Ku
- KOSEI PLANT CO LTD
- Address:2757, Omisaki-bo, Ariake-cho,
- NAGAISEIKI CO LTD
- Address:561-23, Kamitoyooka
- SINTOKOGIO, LTD. SINTO SBTEC COMPANY
- Address:51 Shinmei, Ubukuji
- TAKAHIRO ENGINEERING WORKS LTD
- Address:6-1 Shioya-cho, Minami-ku,
- TAIYOUCOLOR CO LTD
- Address:5-6-1 Negishi,
- MSA FACTORY CO.,LTD
- Address:404, 1-20-2, Honmachi,
- SANKEI HIGH-PRECISION CO LTD
- Address:2-3-4, Uriwariminami, Hirano-ku
- YOWA IRONWORK CO LTD
- Address:523, Sugita,
- MITSUYA CO.,LTD
- Address:3-8-11, Nishigotanda
- NISIKAWA MANUFACTURING CO LTD
- Address:3-1532, Ishikishinmachi, Nakagawa-ku