| 1 |
Alloy Corporation |
59 |
Matsui Kozai Co., Ltd. |
117 |
SEIKO FUTURE CREATION INC. |
| 2 |
Daiso Co., Ltd. |
60 |
Tokyo Stainless Grinding Co., Ltd. |
118 |
Kobayashi-Seisakusyo Co.,Ltd |
| 3 |
Shinwa Bussan Kaisha Ltd. |
61 |
Sanwa Industry Co., Ltd. |
119 |
Maks Fuji |
| 4 |
EiwaMetal Co., Ltd. |
62 |
TOSTE Co., Ltd. |
120 |
Rio Tinto Japan Ltd. |
| 5 |
SPF Co., Ltd. |
63 |
Hanwa Kozai Co., Ltd. |
121 |
AeroEdge Co.,Ltd. |
| 6 |
Nishimura Shokai Co., Ltd. |
64 |
Fujita Metal Trading Co., Ltd.
| 122 |
TSUCHIDA Manufacturing Co., Ltd. |
| 7 |
Nippon Steel Stainless Steel Pipe Co.,Ltd. |
65 |
Baoji Titanium Industry Co., Ltd. |
123 |
Hokkai Iron Works Co., Ltd. |
| 8 |
Kita Industry Co., Ltd. |
66 |
Sakamura Machine Co., Ltd. |
124 |
KIDO CO.,LTD. |
| 9 |
Hirai Co., Ltd. |
67 |
Koshin Co., Ltd. |
125 |
Hashimoto Engineering Co., Ltd. |
| 10 |
Sadoshima Corp. |
68 |
ShinKinzoku Industry Co., Ltd. |
126 |
Daikure Co.,Ltd. |
| 11 |
TohoTec Co., Ltd. |
69 |
Tokusen Kogyo Co., Ltd. |
127 |
SEIKO SEIMITSU CO.,LTD |
| 12 |
Shin-Ei Kiko Co., Ltd. |
70 |
Nikko Techno, Ltd. |
128 |
MIZUTANI SCISSORS MFG CO.,LTD |
| 13 |
UEX, Ltd. |
71 |
Nara-Seiko Co., Ltd. |
129 |
PROPOX.Co.,Ltd |
| 14 |
Morimura Bros., Inc. |
72 |
SUS Co., Ltd. |
130 |
Leger Co.,Ltd |
| 15 |
TIG Co., Ltd. |
73 |
Nippon Tokushukan Mfg. Co., Ltd. |
131 |
Nissha Co.,Ltd |
| 16 |
Tokyo Titanium Co., Ltd. |
74 |
GEOTECHGOLF Components |
132 |
Maruemu Works Co., Ltd. |
| 17 |
Yamaichi Co., Ltd. |
75 |
Nakamura Iron Works Co., Ltd. |
133 |
SAN EKI LTD. |
| 18 |
Sanko Kozai K. K. |
76 |
Alfa Laval Corporate AB |
134 |
ACNIS INTERNATIONAL |
| 19 |
Ishihara Sangyo Kaisya, Ltd. |
77 |
Yamaha Motor Co., Ltd. |
135 |
JALUX Inc. |
| 20 |
Ogawako Metal Co., Ltd. |
78 |
OkitsuRasen Co., Ltd. |
136 |
OKAYA&CO.,LTD |
| 21 |
KOBELCO E&M Co.,Ltd. |
79 |
Ofa Co., Ltd. |
137 |
CANTEC Co., Ltd. |
| 22 |
Chihara Industry Co., Ltd. |
80 |
Shinko Wire Company, Ltd. |
138 |
Chuobane Co.,Ltd. |
| 23 |
Yoshida Kinen Co., Ltd. |
81 |
Metal Do Co., Ltd. |
139 |
IZURASHI CO.,Ltd. |
| 24 |
SDC Tanaka Inc. |
82 |
Honda Motor Co., Ltd. |
140 |
SUGIMOTO SEIKI.Co.,Ltd |
| 25 |
Horie
Corporation |
83 |
Sumiju Precision Forging Co., Ltd. |
141 |
HOEI INDUSTRIES,LTD. |
| 26 |
Nippon Steel Kozai Co.,Ltd. |
84 |
Nozaki-Factory Co., Ltd. |
142 |
OHBA SEIKEN Co.,Ltd. |
| 27 |
Daiwa Special Steel Co., Ltd. |
85 |
T and I Co., Ltd. |
143 |
Argus Media Japan K.K. |
| 28 |
Town Mining Co., Ltd. |
86 |
NISSEN FASTENING Co.,Ltd. |
144 |
KANEMATSU CORPORATION |
| 29 |
Fuji Acetylene Ind. Co., Ltd. |
87 |
MARIUS |
145 |
Naikai Archit Co.,Ltd. |
| 30 |
Nagai Metal Y. G. |
88 |
Itoko Co., Ltd. |
146 |
IMAHASHI SEISAKUSYO |
| 31 |
Allegheny
Technologies Japan Ltd. |
89 |
Wakayoshi Co., Ltd. |
147 |
MEIDOH Co., LTD. |
| 32 |
Mizuno Corporation |
90 |
Taisho Techno Inc. |
|
|
| 33 |
Wada Precision Dental Laboratories Co., Ltd. |
91 |
Posco Japan Co., Ltd. |
|
|
| 34 |
Akahoshi Kogyo Co., Ltd. |
92 |
Natori-Mnf Inc. |
|
|
| 35 |
MIE Techno Co., Ltd. |
93 |
JMS Engineering Co., Ltd. |
|
|
| 36 |
Kobelco Research Institute Inc. |
94 |
Tokushu Giken Kogyo Corporation |
|
|
| 37 |
Sano Seisakusho Co., Ltd. |
95 |
Futaku Precision Machinery Industry Co., Ltd. |
|
|
| 38 |
Asuka Engineering Co., Ltd. |
96 |
Shinba Iron Works |
|
|
| 39 |
Yoshu Tanpan Sangyo Co., Ltd. |
97 |
Teikoku Seibyo Co., Ltd. |
|
|
| 40 |
Spemet Co., Ltd., Taiwan |
98 |
Aichi Sangyo Co., Ltd. |
|
|
| 41 |
Citizen Holdings Co., Ltd. |
99 |
Frasco |
|
|
| 42 |
Oda Koki Co., Ltd. |
100 |
Daido Bunseki Research, INC. |
|
|
| 43 |
Higasa Industry Co., Ltd. |
101 |
Perryman Company, USA |
|
|
| 44 |
Kanehira Steel Co., Ltd. |
102 |
Sojitz Aerospace Corporation |
|
|
| 45 |
Morisugi Industries Co.,
Ltd. |
103 |
Osaka Asahi Co., Ltd. |
|
|
| 46 |
Morimatsu Industries Co.,
Ltd. |
104 |
Goldman Titanium Inc |
|
|
| 47 |
Tomiyasu Co., Ltd. |
105 |
MYOCHIN HONPO |
|
|
| 48 |
JFE Techno-Research Corp. |
106 |
NTT DATA ENGINEERING SYSTEMZ Corporation |
|
|
| 49 |
Showa Metal Co.,
Ltd. |
107 |
Toyama Seiichi Shoten Co., Ltd. |
|
|
| 50 |
Nittetsu Technology Co.,Ltd. |
108 |
Kishiro Co., Ltd. |
|
|
| 51 |
Coil
Center Fujita Co.,
Ltd. |
109 |
ELG Japan, Inc. |
|
|
| 52 |
UKTMP International Limited |
110 |
Daitec.Co.,Ltd. |
|
|
| 53 |
Daido Kogyo Co., Ltd. |
111 |
NITTAN Corporation |
|
|
| 54 |
Nose Kozai Inc. |
112 |
YoshikawaKogyo Co., Ltd |
|
|
| 55 |
Yamada
Metal Co., Ltd. |
113 |
Neturen Co., Ltd. |
|
|
| 56 |
AZMAX Corporation |
114 |
Hikari Metal Center Co., Ltd. |
|
|
| 57 |
Sunco Co., Ltd. |
115 |
Advanced Material Japan Corporation |
|
|
| 58 |
Osaka Yakin Kogyo Co., Ltd. |
116 |
Arkhe Co., Ltd. |
|
|
(1) Regular Members (as of September 2026) 