2.Members' Directory

Regular Members Associate Members

Please click the company name to see its home-page.

(1) Regular Members (as of October 2025)

(on the roll as of entrance time)
Titanium Sponge Producers Mill Products Producers Trading Companies
1 OSAKA Titanium technologies Co., Ltd. 1 Kobe Steel, Ltd. 1 Mitsui Bussan Metals Co., Ltd
2 Toho Titanium Co., Ltd. 2 Nippon Steel Corporation 2 Sumisho Metalex Corporation
3 Daido Steel Co., Ltd. 3 Alconix Corporation
  4 JX Nippon Mining & Metals Corporation 4 Shinsho Corporation
  5 JFE Steel Corporation 5 Nippon Steel Trading Corporation
  6 Aichi Steel Corporation 6 Hanwa Co., Ltd
      7 ITOCHU Metals Corporation
      8 Marubeni-Itochu Steel Inc.

Members' Directory
Profile of the Japan Titanium Society

(2) Associate Members (as of October 2025)

149 Companies(including 9 overseas member)and 26 Persons(on the roll as of entrance time)
1 Alloy Corporation 59 Osaka Yakin Kogyo Co., Ltd. 117 Hikari Metal Center Co., Ltd.
2 Daiso Co., Ltd. 60 Matsui Kozai Co., Ltd. 118 Advanced Material Japan Corporation
3 Shinwa Bussan Kaisha Ltd. 61 Tokyo Stainless Grinding Co., Ltd. 119 Arkhe Co., Ltd.
4 EiwaMetal Co., Ltd. 62 Sanwa Industry Co., Ltd. 120 SEIKO FUTURE CREATION INC.
5 SPF Co., Ltd. 63 TOSTE Co., Ltd. 121 Kobayashi-Seisakusyo Co.,Ltd
6 Nishimura Shokai Co., Ltd. 64 Hanwa Kozai Co., Ltd. 122 Maks Fuji
7 Nippon Steel Stainless Steel Pipe Co.,Ltd. 65 Fujita Metal Trading Co., Ltd. 123 Rio Tinto Japan Ltd.
8 Kita Industry Co., Ltd. 66 Baoji Titanium Industry Co., Ltd. 124 AeroEdge Co.,Ltd.
9 Hirai Co., Ltd. 67 Sakamura Machine Co., Ltd. 125 TSUCHIDA Manufacturing Co., Ltd.
10 Sadoshima Corp.

68

 Koshin Co., Ltd. 126 Hokkai Iron Works Co., Ltd.
11 TohoTec Co., Ltd. 69 ShinKinzoku Industry Co., Ltd. 127 KIDO CO.,LTD.
12 Shin-Ei Kiko Co., Ltd. 70 Tokusen Kogyo Co., Ltd.

128

 Hashimoto Engineering Co., Ltd.
13 UEX, Ltd. 71 Nikko Techno, Ltd. 129 Daikure Co.,Ltd.
14 Morimura Bros., Inc. 72 Nara-Seiko Co., Ltd. 130 SEIKO SEIMITSU CO.,LTD
15 TIG Co., Ltd. 73 SUS Co., Ltd. 131 MIZUTANI SCISSORS MFG CO.,LTD
16 Tokyo Titanium Co., Ltd. 74 Nippon Tokushukan Mfg. Co., Ltd. 132 PROPOX.Co.,Ltd
17 Yamaichi Co., Ltd. 75 GEOTECHGOLF Components 133 ATX.CO.,LTD
18 Sanko Kozai K. K. 76 Nakamura Iron Works Co., Ltd. 134 Leger Co.,Ltd
19 Ishihara Sangyo Kaisya, Ltd. 77 Alfa Laval Corporate AB 135 Nissha Co.,Ltd
20 Ogawako Metal Co., Ltd. 78 Yamaha Motor Co., Ltd. 136 Maruemu Works Co., Ltd.
21 KOBELCO E&M Co.,Ltd. 79 OkitsuRasen Co., Ltd. 137 SAN EKI LTD.
22 Chihara Industry  Co., Ltd. 80 Ofa Co., Ltd. 138 ACNIS INTERNATIONAL
23 Yoshida Kinen Co., Ltd. 81 Shinko Wire Company, Ltd. 139 JALUX Inc.
24 SDC Tanaka Inc. 82 Metal Do Co., Ltd. 140 OKAYA&CO.,LTD
25 Horie Corporation 83 Honda Motor Co., Ltd. 141 CANTEC Co., Ltd.
26 Nippon Steel Kozai Co.,Ltd. 84 Sumiju Precision Forging Co., Ltd. 142 Chuobane Co.,Ltd.
27 Daiwa Special Steel Co., Ltd. 85 Nozaki-Factory Co., Ltd.

143

 IZURASHI CO.,Ltd.
28 VSMPO, Salda, Russia 86 T and I Co., Ltd. 144 SUGIMOTO SEIKI.Co.,Ltd
29 Town Mining Co., Ltd. 87 NISSEN FASTENING Co.,Ltd. 145 HOEI INDUSTRIES,LTD.
30 Fuji Acetylene Ind. Co., Ltd. 88 MARIUS 146 OHBA SEIKEN Co.,Ltd.
31 Nagai Metal Y. G. 89 Itoko Co., Ltd. 147 Argus Media Japan K.K.
32 Allegheny Technologies Japan Ltd. 90 SAN-AI OBBLI TECH CO.,LTD. 148 KANEMATSU CORPORATION
33 Mizuno Corporation 91 Wakayoshi Co., Ltd. 149 Naikai Archit Co.,Ltd.
34 Wada Precision Dental Laboratories Co., Ltd. 92 Taisho Techno Inc.    
35 Akahoshi Kogyo Co., Ltd. 93 Posco Japan Co., Ltd.    
36 MIE Techno Co., Ltd. 94 Natori-Mnf Inc.    
37 Kobelco Research Institute Inc. 95 JMS Engineering Co., Ltd.    
38 Sano Seisakusho Co., Ltd. 96 Tokushu Giken Kogyo Corporation    
39 Asuka Engineering Co., Ltd. 97 Futaku Precision Machinery Industry Co., Ltd.    
40 Yoshu Tanpan Sangyo Co., Ltd. 98 Shinba Iron Works    
41 Spemet Co., Ltd., Taiwan 99 Teikoku Seibyo Co., Ltd.    
42 Citizen Holdings Co., Ltd. 100 TECHNO MOTOR ENGINEERING CO., JP　    
43 Oda Koki Co., Ltd. 101 Aichi Sangyo Co., Ltd.    
44 Higasa Industry Co., Ltd. 102 Frasco    
45 Kanehira Steel Co., Ltd. 103 Daido Bunseki Research, INC.    
46 Morisugi Industries Co., Ltd. 104 Perryman Company, USA    
47 Morimatsu Industries Co., Ltd. 105 Sojitz Aerospace Corporation    
48 Tomiyasu Co., Ltd. 106 Osaka Asahi Co., Ltd.    
49 JFE Techno-Research Corp. 107 Goldman Titanium Inc    
50 Showa Metal Co., Ltd. 108 MYOCHIN HONPO    
51 Nittetsu Technology Co.,Ltd. 109 NTT DATA ENGINEERING SYSTEMZ Corporation    
52 Coil Center Fujita Co., Ltd. 110 Toyama Seiichi Shoten Co., Ltd.    
53 Specialty Metals Co., Ltd., Belgium 111 Kishiro Co., Ltd.    
54 Daido Kogyo Co., Ltd. 112 ELG Japan, Inc.

 

  
55 Nose Kozai Inc. 113 Daitec.Co.,Ltd.    
56 Yamada Metal Co., Ltd. 114 NITTAN Corporation    
57 AZMAX Corporation 115 YoshikawaKogyo Co., Ltd

 

  
58 Sunco Co., Ltd. 116 Neturen Co., Ltd.

 

  

Members' Directory
Profile of the Japan Titanium Society Last Update:2025-10-1
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