Membership List
Japanese only Japanese only.
Producers of Hot Rolled Products (Regular members)
Companies Web lang.
AICHI STEEL CORPORATION http://www.aichi-steel.co.jp/ENGLISH/index.html
JFE Steel Corporation http://www.jfe-steel.co.jp/en/index.html
Sanyo Special Steel Co., Ltd. http://www.sanyo-steel.co.jp/english/index.html
NIPPON STEEL CORPORATION https://www.nipponsteel.com/en/index.html
Daido Steel Co.,Ltd. http://www.daido.co.jp/english/index.html
NIPPON YAKIN KOGYO CO.,LTD. http://www.nyk.co.jp/en/
Producers of Welded Pipes(Regular members)
Companies Web lang.
STAINLESS STEEL PIPE KOGYO CO.,LTD. http://www.sutepai.co.jp/english.htm
Nippon SteelL Stainless Steel Pipe Co.,Ltd. http://www.nssp.nssmc.com/ Japanese only
 NISSIN STAINLESS STEEL TUBING CO.,LTD  http://www.sp-nsst.co.jp/ Japanese only 
NASTOA., LTD. http://www.nastoa.co.jp/ Japanese only
MORY INDUSTRIES INC. http://www.mory.co.jp/english/index.html
Producers of Cold Rolled Products (Regular members)
Companies Web lang.
NAS Stainless Steel Strip Manufacturing Co.,Ltd. http://www.nas-kotai.co.jp/ Japanese only
NIPPON KINZOKU CO.,LTD. http://www.nipponkinzoku.co.jp/ Japanese only
MYODO METAL CO.,LTD. http://www.myodo-metal.co.jp/ Japanese only
Trading Companies (Regular members)
Companies Web lang.
Marubeni-Itochu Steel Inc. http://www.benichu.com/english/index.html
OKAYA & CO.,LTD. http://www.okaya.co.jp/en/
KANEMATSU CORPORATION http://www.kanematsu.co.jp/tabid/119
/Default.aspx?language=en-US
JFE SHOJI TRADE CORPORATION http://www.jfe-shoji.co.jp/english/
Sumitomo Corporation Global Metals Co., Ltd http://www.scgm.co.jp/eng/
Tokyo Boeki Steel & Materials Ltd. http://www.tokyo-boeki-kinzoku.co.jp/en/index.html
Toyota Tsusho Corporation http://www.toyota-tsusho.com/english/index.cfm
NAS TRADING CO.,LTD. http://www.nas-trd.co.jp/ Japanese only
NS-Stainless Corporation http://www.ns-sus.co.jp/ Japanese only
MITSUI & CO. STEEL LTD. http://www.mitsui-steel.com/en/index.html
Metal One Corporation http://www.mtlo.co.jp/us/index.html
Distributor of Structural Steel (Special members)
Companies Web lang.
ARAYA SPECIAL METAL CO.,LTD. https://www.araya.co.jp/ Japanese only
ALLOY CORPORATION http://www.alloy.co.jp/ Japanese only
UEX., LTD. http://www.uex-ltd.co.jp/english/index.htm
UMETOKU CO.,LTD. http://www.umetoku.co.jp/ Japanese only
STEEL CO.,LTD. http://www.steel.co.jp/ Japanese only
TSUKIBOSHI ART CO.,LTD http://www.ms-art.co.jp/english.html  
HANWA KOZAI CO.,LTD. http://www.hanwa-net.co.jp/ Japanese only
Rintatsu Co., Inc http://www.rintatsu.co.jp/ Japanese only
Producers of Welding Rod & Products (Special members)
Companies Web lang.
NIPPON WELDING ROD CO.,LTD. http://www.nihonwel.co.jp/index2.htm
Producers of Pipe Fitting & Products
Companies Web lang.
Idetasangyo.co.Ltd  https://idetasangyo.com   Japanese only
Inoc Corporation http://www.inocj.com/index.html Japanese only
MIE TECHNO CO.,LTD. http://www.mie-corp.jp/mie/index2.html
O. N. INDUSTRIES LTD. http://www.onk-net.co.jp/ Japanese only
KITZ CORPORATION http://www.kitz.co.jp/english/index.html
CK metals. Inc. http://www.ckmetals.co.jp/ Japanese only
SHOWARASENKAN SEISAKUSHO CO., LTD. http://www.showarasen.co.jp/e/index.html
SHO-BONDO Coupling Co., Ltd http://www.sb-coupling.co.jp/ Japanese only
Japan-Engnering Corporation Ltd. http://www.japan-eng.co.jp/ Japanese only
SHINTECH Co.Ltd https://www.shin-tech.jp Japanese only
Pacific Special Alloy Castings Co.,Ltd. http://www.psc-cast.com/english/menuframe.htm
Taiyo Joint Co.,Ltd. http://www.taiyojoint.co.jp/index_1.html
TAK Manufacturing Co.,Ltd. http://www.tak-ss.co.jp/ Japanese only
NIPPON PIPE FITTING Co., Ltd https://nippon-pf.co.jp Japanese only
THE VICTAULIC CO., OF JAPAN, LTD. http://www.victaulic.co.jp/ Japanese only
Nowla Engineering Co.,Ltd http://www.nowla.co.jp/EnglishHome.html
HIGASHIO MECH CO.,LTD. http://www.mech.co.jp/web-en/index.html
Kuwana Metals, Ltd. https://www.kuwana-metals.coml
SANGO Co.,Ltd http://www.sango.jp
BENKAN CORPORATION http://www.benkan.com/en/index.html
RIKEN CORPORATION http://www.riken.co.jp/e/index.html
 YAMATO Inc. https://www.yamato-se.co.jp/company/  
Associate Members
Companies Web lang.
Azmax Corp. http://www.azmaxnet.co.jp/ Japanese only
ARAYA INDUSTRIAL CO.,LTD. http://www.araya-kk.co.jp/ Japanese only
SUMITOMO METAL MINING CO.,LTD. http://www.smm.co.jp/E/
Daiichi Stainless Kokan Co.,Ltd.
Daigo Co.,Ltd. http://www.daigo-s.co.jp/ Japanese only
PACIFICMETALS CO.,LTD. http://www.pacific-metals.co.jp/ Japanese only
TOKUSHU KOKAN CO.,LTD. http://www.tokkan.co.jp/ Japanese only
West Japan Stainless Steel Wire Co.,Ltd.
NIPPON STEEL KOZAI Co.,Ltd. http://www.nsz.co.jp/ Japanese only
Nippon Seisen Co.,Ltd. http://www.n-seisen.co.jp/english/index.html
IKURA SEIKI SEISAKUSHO Co., Ltd. http://www.jsp-s.co.jp/ Japanese only
Fuji Stainless Steel Wire Mfg., Co.,Ltd.
MORIMATSU INDUSTRY CO.,LTD http://www.morimatsu.jp/english/index.html
Japanese Society of Steel Construction  http://www.jssc.or.jp/english/index.html  
Association Members
Companies Web lang.
All Japan Stainless Steel Distributors Association http://www.zensuren.jp/ Japanese only
Japan Stainless Steel Coil Center Association