Members List

TRANS- BAY HIGHWAY CORPORATION Public Corporations, Local https://www.umihotaru.com/company/ Authorities, Owner West Nippon Expressway Company Limited Companies and Associations https://global.w-nexco.co.jp/en/ Association of Nihon Tunnel Sub- Contractors http://www.tonnel.jp/index.html Bureau of Sewerage Tokyo Metropolitan General Contractors Government AISAWA CONSTRUCTION CO.,LTD. https://www.gesui.metro.tokyo.lg.jp/english/index.html https://www.aisawa.co.jp/ Bureau of Transportatio, Tokyo Metropolitan Aomi Construction Co., Ltd. Government https://www.aomi.co.jp/en/ https://www.kotsu.metro.tokyo.jp/eng/ Arai Kensetsu.Co.,Ltd. Central Railway Company (JR Central) http://www.araikensetsu.co.jp/ https://global.jr-central.co.jp/en/ AsunaroAoki Central Nippon Expressway Company Limited https://www.aaconst.co.jp/english/ https://www.c-nexco.co.jp/en/corporate/ DAIHO CORPORATION East Nippon Expressway Company Limited https://www.daiho.co.jp/english/index.html https://www.e-nexco.co.jp/en/ Dai Nippon Construction Electric Power Development Co.,Ltd. https://www.dnc.co.jp/en/index.html https://www.jpower.co.jp/english/ DAITETSU KOGYO CO.,LTD. Express Highway Research Foundation of Japan https://www.daitetsu.co.jp/company/company.html https://www.express-highway.or.jp/e/ Fudo Tetra Corporation HANSHIN EXPRESSWAY COMPANY LIMITED https://www.fudotetra.co.jp/en/ https://hanshin-exp.co.jp/english/ Fujita Corporation Honshu-Shikoku Bridge Expressway Company Limited https://www.fujita.com/ https://www.jb-honshi.co.jp/english/ Fukuda Corporation Japan Construction Machinery and Construction https://www.fkd.co.jp/company/ Association https://jcmanet.or.jp/english/ HAZAMA ANDO CORPORATION https://www.ad-hzm.co.jp/english/index.html JAPAN FEDERATION OF CONSTRUCTION CONTRACTORS HONMA Corporation https://www.honmagumi.co.jp/ https://www.nikkenren.com/ Japan Railway Construction, Transport and Ishiigumi Co., Ltd. http://ishii-co.jp/office/ Technology Agency (abbreviated name: JRTT) https://www.jrtt.go.jp/english/ Itogumi Construction Co., Ltd. https://www.itogumi.co.jp/en/ Japan Road Association http://www.road.or.jp/english/index.html Iwakura Construction Co.,Ltd. https://iwakura-kensetsu.jp/ Japan Society of Civil Engineers https://www.jsce-int.org/ IWATA CHIZAKI Inc. http://www.iwata-gr.co.jp/ Japan Water Agency https://www.water.go.jp/honsya/honsya/english/index.html JDC Corporation http://www.jdc-corporation.com/ Kyushu Electric Power Company, Incorporated https://www.kyuden.co.jp/english_index.html KABUKI CONSTRUCTION co.,ltd https://www.kabuki.co.jp/ Metropolitan Expressway Co., Ltd https://www.shutoko.co.jp/en/index/ KAGATA CORPORATION https://www.kagata.co.jp/ Nippon Expressway Research Institute Company Limited CORPORATION http://www.ri-nexco.co.jp/tabid/121/Default.aspx https://www.kajima.co.jp/english/welcome.html NIPPON TELEGRAPH AND TELEPHONE CORPORATION Kibe Kensetsu Co., Ltd. https://www.ntt.co.jp/index_e.html http://www.kibekensetsu.com/ Tokyo Metro Co., Ltd. Konoike Construction Co., Ltd. https://www.tokyometro.jp/en/index.html https://www.konoike.co.jp/en/

34 Construction Co., Ltd. Takenaka Civil Engineering & Construction Co., Ltd. https://www.kubota-const.co.jp/index.html https://www.takenaka-doboku.co.jp/en/ Kumagai Gumi Co., Ltd. TEKKEN CORPORATION https://www.kumagaigumi.co.jp/en/index.html https://www.tekken.co.jp/global/ KYOWA EXEO CORPORATION The Zenitaka Corporation https://www.exeo.co.jp/en/ https://www.zenitaka.co.jp/english/ MAEDA CORPORATION TOA CORPORATION https://www.maeda.co.jp/english.html http://www.toa-const.co.jp/eng/ MATUO CONSTRUCTION,CO,LTD, TOBISHIMA CORPORATION http://www.matsuo.gr.jp/ https://www.tobishima.co.jp/english/ MEIKO CONSTRUCTION CO.,LTD TODA CORPORATION https://www.meikokensetsu.co.jp/ https://www.toda.co.jp/english/index.html MIYASAKA CONSTRUCTION & ENGINEERING TOKYU CONSTRUCTION CO., LTD. https://www.miyasaka-cc.co.jp/ https://www.tokyu-cnst.co.jp/en/ MORIOMOTO CORPORATION TOYO CONSTRUCTION CO.,LTD. https://www.morimotogumi.co.jp/ https://www.toyo-const.co.jp/en/ MURAMOTO Corporation UEKI CORPORATION https://ssl.muramoto.co.jp/ https://www.uekigumi.co.jp/ Muta Construction Co., Ltd. UMEBAYASHI corporation NAKAYAMAGUMI Co., Ltd. https://umebayashi.jp/company/company1/ http://www.nakayamagumi.co.jp/ WAKACHIKU CONSTRUCTION CO.,LTD. Nishimatsu Construction Co., Ltd. https://www.wakachiku.co.jp/en/ https://www.nishimatsu.co.jp/eng/ YAMAZAKI Construction Co.,Ltd. http://www.yamazaki.co.jp/index.html https://www.obayashi.co.jp/en/ OHMOTO GUMI CO., LTD. https://www.ohmoto.co.jp/index.html Okumura Corporation Speciality Contractors http://www.okumuragumi.co.jp/en/ Okumura Engineering Corporation Daimaru Inc. http://www.daimaru-bouon.co.jp/ https://www.okumuradbk.co.jp/ P.S. Mitsubishi Construction Co., Ltd. FBS Co., Ltd. https://www.fbs-maeda.co.jp/ http://www.psmic.co.jp/ps_english/index.html PENTA-OCEAN CONSTRUCTION CO., LTD. Hara Kogyo Co., Ltd. http://harakogyo.co.jp/ http://www.penta-ocean.co.jp/english/index.html Rinkai Construction Co., Ltd. Hokushin Construction Co., Ltd http://www.hokushin-cc.co.jp/ https://www.rncc.co.jp/en/ Saigyo Construction Co., Ltd. JAPAN FOUNDATION ENGINEERING CO., LTD. https://www.jafec.co.jp/corporation/ http://www.saigyo.co.jp/ SASAJIMA CORPORATION Kaido Construction Co., Ltd. http://www.kaidou-kk.jp/ https://www.sasajimakensetsu.co.jp/ SATO KOGYO CO., LTD. Kawamoto Construction Co., Ltd. http://kawamoto-c.jp/ https://www.satokogyo.co.jp/oversea/index.html SEIBU CONSTRUCTION CO.,LTD. Kotobuki Corporation https://kotobuki-kensetsu.com/ https://www.seibu-const.co.jp/index.html SHIMIZU CORPORATION KOUSHINKENSETSU CO.,LTD. http://koushin-k.jp/index.html https://www.shimz.co.jp/en/ SUMITOMO CONSTRUCTION CO., LTD. Kyotaku Corporation http://www.kyotaku.co.jp/index.html https://www.smcon.co.jp/en/ Taiko Construction Co., Ltd. Mutsumi Corporation http://kk-mutsumi.co.jp/ http://www.taiko-const.co.jp/ New Japan Development CO. http://www.njd.co.jp/menu/frameset.html https://www.taisei.co.jp/english/

35 NOMURA CONSTRUCTION INDUSTRIAL Co.,Ltd. Eight-Japan Engineering Consultants Inc. https://www.nomura-kensetsu.co.jp/index.html https://www.ejec.ej-hds.co.jp/en/ RAITO KOGYO CO., LTD. ENZAN KOUBOU CO., LTD. https://www.raito.co.jp/english/index.html https://enzan-k.com/eng/index.html SANSHIN CORPORATION. Fujimi Consultants Co., Ltd. https://sanshin-corp.co.jp/ http://www.fujimice.co.jp/main/ SEIHOH CONSTRUCTION CO., LTD. Fukken Co., Ltd., http://www.seihoh.jp/ https://www.fukken.co.jp/english/index.html SEIWA RENEWAL CO.,LTD. Fukken Engineering Co., Ltd. http://www.seiwarw.co.jp/ https://www.fke.co.jp/en/index.html Shoeigiken,ltd. JR East Consultants Company http://shoei-giken.com/index.html http://www.jrc.jregroup.ne.jp/english/profile.html Subaru Consturction Co., Ltd. JX NIPPON EXPLORATION AND DEVELOPMENT CO.,LTD. http://www.subaru-t-c.co.jp/ http://tankai.co.jp/ CHIKAKOKI CO.,LTD. Katahira & Engineers Inc. https://www.tohochikakoki.co.jp/english/index.php https://www.katahira.co.jp/ Toso co., ltd Kawasaki Geological Engineering http://www.kktoso-group.co.jp/ http://www.kge.co.jp/ TOYO ELECTORIC INDUSTRY Inc. KENSETSU GIJUTSU CENETER, LTD. http://www.tyo-denki.com/ http://www.f-kgc.co.jp/ TOYU KOGYO CO.,LTD. Kiso-Jiban Consultants Co., Ltd. https://www.toyukogyo.co.jp/ https://www.kisojiban.com/ YOKOYAMA INDUSTRIES. Co.,Ltd. Kokusai Kogyo Co., Ltd. https://yokoyama-in.co.jp/ https://www.kkc.co.jp/english/index.html YOSHIDA SEIHOH CONSTRUCTION CO., LTD. Kyuken Sekkei Co., Ltd. http://www.yoshida-seihoh.co.jp/index.html http://www.q-ken.co.jp/ Yoshioka Construction Co., Ltd. Metro Planning Consultant Co., Ltd. https://www.e-yoshioka.com/ http://www.metro-ec.co.jp/ Metro Development Co., Ltd. http://www.metro-dev.co.jp/ Metro Rail Facilities Co., Ltd. Consulting and Engineering http://www.metrorailfa.co.jp/index.html NEWJEC Inc. Firms http://www.newjec.co.jp/english/index.html Chiyoda Engineering Consultants Co., Ltd. NEXCO-EAST ENGINEERING COMPANY LIMITED https://www.chiyoda-ec.co.jp/en/ https://e-nexco-engi.co.jp/ CHUDEN ENGINEERING CONSULTANTS CO., LTD. Nexco-Engineering Tohoku Company https://www.cecnet.co.jp/index.html https://www.e-nexco-engito.co.jp/english/ CHUO FUKKEN CONSULTANTS CO.,LTD. NIHON SUIKO SEKKEI https://www.cfk.co.jp/en/ https://www.n-suiko.co.jp/en/index.html CORE Institute of Technology Nippon Civic Consulting EngineersCo., Ltd. https://www.coreit.co.jp/index-e.html https://www.nccnet.co.jp/english/index.html CTI Engineering Co., Ltd. Nippon Koei Co., Ltd. http://www.ctie.co.jp/english/ https://www.n-koei.co.jp/english/ DAIICHI FUKKEN co., ltd. Nittetsu Mining Consultants Co., Ltd. http://www.dfk.co.jp/ http://www.nmconsults.co.jp/en/ Dainichi Consultant Inc. Oriental Consultants http://www.dainichi-consul.com/en/ https://www.oriconsul.com/english/company/company_ Dia Consultants Co.,Ltd profile.html http://www.diaconsult.co.jp/english/ OYO Corporation Docon Co., Ltd. https://www.oyo.co.jp/english/ https://www.docon.jp/service PACIFIC CONSULTANTS CO., LTD. https://www.pacific.co.jp/e/

36 Road Engineering Co. Ltd. TC CONSTRUCTION MACHINERY CO.,LTD. https://www.road-eng.co.jp/ https://www.icm.co.jp/english/index.html SUNCOH CONSULTANTS CO. , Ltd JAPEX CORPORATION https://www.suncoh.co.jp/ http://www.highjex.jp/index.html Tokyo Electoric Power Services Co., Ltd. JIM Technology Corporation http://www.tepsco.co.jp/english/index.html http://www.jimt.co.jp/en/index.html TSUSHIN DOBOKU CONSULTANTS Co., Ltd. KATECS CO.,LTD. http://www.tsushin-doboku.co.jp/ http://katecs.jp/ Wesco co., ltd. Kawasaki Heavy Industries, Ltd. https://www.wesco.co.jp/ https://global.kawasaki.com/en/?_ ga=2.21997755.1820581462.1605764540- Yachiyo Engineering Co., Ltd. 675529477.1605764540 https://www.yachiyo-eng.co.jp/e/ Kayaku Japan Co., Ltd. https://kayakujapan.co.jp/en/index.html KFC Ltd. http://www.kfc-net.co.jp/ Manufacturer and Trading Komatsu Ltd. Firms https://home.komatsu/en/ KYB Corporation C.I. TAKIRON CORPORATION https://www.kyb.co.jp/english/ https://www.takiron-ci.co.jp/english/product/product_10/ MITSUI MIIKE MACHINERY CO., LTD. Company Limited http://www.mitsuimiike.co.jp/english/index.html https://www.denka.co.jp/eng/#top Nikken Lease Kogyo Co., Ltd. Dyflex Corporation https://www.nrg.co.jp/nikkenlease/global/ https://www.dyflex.co.jp/ NIPPO CORPORATION Epiroc Japan KK https://nippo-tunnel.com https://www.epirocgroup.com/en NIPPON CONCRETE INDUSTRIES CO., LTD. FTS LTD. https://www.ncic.co.jp/en/ http://www.fts-web.jp/ CORPORATION FUJIMI KOKEN Co., Ltd. https://www.nipponsteel.com/en/index.html https://www.f-koken.co.jp/ Pozzolith Solutions Ltd. Fujimori Sangyo Co., Ltd. https://www.master-builders-solutions.com/ja-jp https://www.fujimori.co.jp/international/ SEIKEN CO.,LTD. Furukawa Rock Drill Co., Ltd. https://www.seikenn.co.jp/ https://www.furukawa-rockdrill.com/ SK Tech Co.,Ltd. FUSE CO., LTD. http://www.sk-tech.jp/english/index.html http://www.fuse-ind.co.jp/index.html TAC Corporation GEOSTR Corporation http://www.tac-co.com/en/ https://www.geostr.co.jp/ Taguchi Industrial Co., Ltd. GIFU INDUSTRY CO., LTD. https://www.taguchi.co.jp/company https://www.gifukogyo.co.jp/en/index.html TAIHEIYO MATERIALS CORPORATION Zosen Corporation https://www.taiheiyo-m.co.jp/english/ https://www.hitachizosen.co.jp/english/index.html TAIYO TEKKOU Co., Ltd. HOKUETSU METAL CO., LTD. https://www.taiyoweb.co.jp/ https://www.hokume.co.jp/ TOUKOU CORPORATION Hokuriku Steel Production Co., Ltd. http://www.k-toukou.jp/ https://kenko-group.jp/kosan TUZUKI CONCRETE INDUSTRY CORPORATION H･R･O Co., Ltd. http://tcic.co.jp/ https://h-r-o.net/ Yokogawa NS Engineering Corp. HYMO CORPORATION http://ynse.co.jp/ http://www.hymo.co.jp/en/ YOSHIHARAKAKOU CO.,LTD. IHI Construction Materials Co.,Ltd. http://www.yoshiharakakou.co.jp/en/ http://www.ikk.co.jp/

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