| A&D | Accurate | ACT | Aichi Tokei | Alps |
| Amano | Anest Iwata | Anlet | Anritsu | Aoki Seimitsu |
| Apiste | Arakawa | Arimitsu | Arrow | ARS |
| AS one | Asahi seiko | ASK | Azbil |
| Bando | Bestool (Kanon) | Bishamon | BloVac | Bosch Rexroth |
| Bridgestone | Buffalo |
| Canon | Cemedine | Central | CHINO | Chiyoda |
| Chuko kasei | Citizen | CKD | Convum (Myotoku) | Cosel |
| Crown |
| Daikin | Daimaru Yuki | Daishowa | Daito | Daiwa Dengyo |
| DDK | Delvo | Denso | Diabond | Diatrend |
| Digital | Dow CorningMolykote | DST |
| Eagle | Eaton | Ebara | Effector | Eight |
| EK Chain | Elecom | Elepon | Endo Kogyo | Enerpac |
| Engineer | Enidine | Enomoto | Enuma Chain | Esco |
| Estic | Everloy | Ezo |
| FSK | Fuji Air | Fuji Controls (FCC) | Fuji Electric | Fuji Hensokuki |
| Fuji Seimitsu | Fuji Tanshi | Fujikin | Fujikura | Fujisoku |
| Fujitsu | Fujiwara | Fujiya | Fulta | Fuso Seiki |
| Futaba Denshi | FYH |
| Gates Unitta | Grundfos |
| Hakko | Hammer Caster | Hanaoka Sharyo | Hardlock | Hasec |
| Hawe | Heidenhain | Heishin | Heiwa | Hengstler |
| Herutu | HI TEC Seiko Co. Ltd | Hidec | Hinode | Hios |
| Hirose | Hirotaka | Hisaka | HKS | Hokuyo |
| Honda Denshi | Hope | Horiuchi | Howa Kogyo | Hozan |
| Hybec | Hyoda |
| Idemitsu | IFM | Ihara | IHI | Ikeuchi |
| IKO | Ikura | Imada | Imao | INA |
| Interface | Iscar | Isel | Ishikawajima | Ishizaki (Sure) |
| Issoku | Ito Denki | Ito Koki | Iwaki | Iwasaki |
| Iwase | Iwashita Engineering | Iwatsu | Izumi |
| JAM | Japan TrelleborgSealing | JRM | JST | Junkosha |
| Junron |
| Kakuta | Kamoseiko | Kamui | Kana | Kanaline |
| Kaneko Sangyo | Kanetec | Kanon | Kansai Kanaami | Kasuga |
| Katayama | Kato | Kawaki Keisoku | Kayaba | KCM |
| KDS | KEB (YAMAKYU) | KG | KHK-Kohara | Kikusui |
| Kimdem | Kimura Denki | Kinki | Kinmon | Kitagawa |
| Kitamura Valve | Kito | Kitz | KLS (Phillips) | Koganei |
| Kohara | Kohara | Koike Sanso | Koken | Kokusai Dengyo |
| Kokuyo | Konan | Kondo | Kori Seiki | Kosmek |
| Kowa | Koyo | KSSC | KTC | Kuno |
| Kuramo | Kurary | Kurashiki | Kuroda | KYB |
| Kyocera | Kyodo Yushi | Kyoei Denki | Kyoei Seiko | Kyoiku |
| Kyokuto | Kyosan | Kyowa | Kyushu Hasec |
| Letatwin | Lightest | Line Seiki | Linear Tokai (LNT) | LK Japan |
| Lobster | Lobtex | Lube | Lumina |
| Maeda Shell | Maeda-Koki | Magnascale | Makishinko | Makitec |
| Malhaty | Marktec | Maruyama Pump | Maruyasu Dengyo | Maruyasu Kikai |
| Masuda Seisakusho | Matsuba Keiki | Matsui Seisakusho | Matsumoto | Matsuo Electronic |
| Max Letatwin | Meichu | Meiho | MEIJI | Meikiko |
| Meiwa | Melco | Metro | Metrol | Mettler |
| Microtech Laboratory | Midori | Mighty | Migisita | Miki-Pulley |
| Minamiguchi Seiko | Minebea (NMB) | Minimo | MINITOR | Mirai |
| Mistubishi | Misumi | Mito | Mitsuba | Mitsuboshi |
| Mitsutoyo | Mitsuwa | Miyachi | Miyanaga | Miyawaki |
| Miyoshi | Moeller | Mokuba | Molex | Moller |
| Molykote | Momotaro | Monotaro | Morisei | Moritex |
| Mosnic | M-System | MTS | Murata Seiko | Muromoto |
| Musashi | Musashino | Mutoh | Myotoku |
| Nabeya | Nabtesco | Nachi | Nagano | Nagoya Sogyo |
| Naka Liquid | Naka Seiki | Nakamura Koki | Nakanishi | Nakatani |
| Nambu | Nanaboshi | Naniwa | NB | NBK |
| NEC Tokin | Negurosu | Nemicon | Neovac | Netsuren |
| New Era | New Strong | NGK | NIC | Nichi |
| Nichias | Nichibei | Nichifu | Nichigoh | Nicol |
| Nidec-Shimpo | Nihon Brush | Nihon Denji Sokki | Nihon Dennetsu | Nihon Faywick |
| Nihon Filter | Nihon Flow Cell | Nihon Hermetics | Nihon Jabara | Nihon Kaiheiki |
| Nihon Konetsu | Nihon MiniatureCoupling | Nihon Oil Pump | Nihon PoweredKogyo | Nihon Seiki |
| Niigata Seiki | Nikkai | Nikken | Nikki Denso | Nikkiso |
| Nikko | Nikon | NIKUNI | Nile | Nimblox |
| Ninomiya | Nipolex (NipponFlex) | Nippon JX | Nippon Mag | Nippon Seimitsu |
| Nippon TokushuSokki | Nippon Valqua | Nireco | Nishigaki | Nishimura |
| NISSEI(GTR) | Nisshin | Nissyo Keiki | Nitta | Nittetsu |
| Nitto | Nitto Koki | Nitto Seiko | Nitto/Delvo | NKK |
| NMB (Minebea) | Nohken | NOK | NSD | NSK |
| NT Tool | NTC | NTN | NTS | Nunome |
| Ochiai | Ogura | OH | Ohm | Ohmi |
| Ohmine | Ohnishi | Ohtake Root | Oiless Kogyo | Okaheld |
| Okano | Okatsu | Okaya | Okazaki Seisakusho | OKI |
| Okura | Olfa | Omi | Omrom | Onamba |
| Onikaze | Ono Sokki | Optex | Organ | Organo |
| Orient | Oriental | Orientec | Orii & Mec | Orion |
| Orix | Osaka Dengyo | Osaka Jack | Osaka Sanitary | Osaka Taiyu |
| Osaka Vacuum | Osaka/Seisa | Osaki | Osaki Dengyosha | Osawa |
| OSG | OSH | Ota Keiki | Otafuku | Otake |
| OTC | Othtake Root | Ozak |
| Pananonic | Parker | Pascal | Patlite | PB |
| Peacock | Pearl | Phillips | Phoenix | Pilot |
| Pioneer | Pisco | Polypenko | Posca | Pro Pon |
| Proface | Proflex | Pyles |
| Racine | Raku Raku | Resibon | Rexroth | Rika Denshi |
| Rika Kogyo | Riken Kiki | Riken Seiki | Rix | Rorze |
| Ross | Royal | RRR(Triple R) |
| Saginomiya | Sakae | Sakagami | Sakaguchi dennetsu | Sakai |
| Sakazume | Samick | Samini | Sandvik | Sanesu |
| Sankei Engineering | Sanki | Sanko | Sankyo Oilless | Sankyou Shouji |
| Sanmei | Sanrex | Sanritsu Kiki | Sanshin Kinzoku | Sanso |
| Sanwa | Sanwa Shoko | Sanyo Denki | Sanyo Shoji (Suntes) | Satake |
| Sato Electric | Sawamura Denki | SBC | Schneider | Seeka |
| Seigling | Seiki | Seiko Electric | Seisa Osaka | Seiwa |
| Semikon | Sentec | Sharp | Shell | Shibaura |
| Shiimpo | Shimaden | Shimazu | Shimizu | Shin Nippon Anzenki |
| Shinano | Shindengen | Shinetsu | Shinfonia(Shinko) | Shinko Kiki Ltd. |
| Shinkoh | Shinnichi Dennetsu | Shinohara Electric | Shinto Brator | Shishido |
| Showa Denki | Showa Giken | Showa Hatsujo | Showa Yuki | Siegling |
| SIEMENS | Sigma Giken | Sigma Koki | Sindengen | Sisiku |
| SK | SMC | Sogo Keiso | Sogyo | Spraying Systems |
| SQUARE-D | SR Engineering | Staedtler | Star Seiki | Suehiro |
| Sugatsune | Sugico | Sugiyama Denki | Suiden | Sumico |
| Sumitomo | Sumitomo/Eaton | Sumtak | Sunesu | Sunmulon |
| Sunsep | Suntes | Sunworker | Sunx | Super Tool |
| Sure | Suruga | SUS | Suzuki | Swan |
| Tac Giken | Taco | Taihei Boeki | Taiho | Taiko Kiki |
| Taisei | Taiwa | Taiyo | Tajima | Tajimi |
| Takahashi | Takami Seiki | Takamisawa | Takasago | Takashima |
| Takeda | Takeda Shoji | Takenaka | Taketsuna | Takeuchi |
| Takigen | Takikawa | Takuma | Takuman | Takuwa |
| Tama | Tamagawa Seiki | Tanabe | Tanaka | Taniguchi |
| Tanoi | Tasco | Tatsuta | TBC | TDK-Lamda |
| Teac | Technoflex | Teclock | Teijin Seiki | Teikoku |
| Telemecanique | Terada | Teral(Fuji Electric) | Terasaki | Terauchi |
| THK | Three M (3M) | TKY (Tokuyama) | TOA | Tobishi Kosan |
| Tochigiya | Tocos | Todensha | Toei | Togawa |
| Togi | Tohatsu | Tohken | Tohnichi | Toho |
| Tohri | TOK | Tokai Yozai | Tokai Yuatsu | Tokico |
| Tokiwa | Toko | Tokuden | Tokyo Cosmos | Tokyo Keiki |
| Tokyo RokaKogyosho | Tokyo Seimitsu | Tokyo Sokuteiki | Tomoe | Tone |
| Tonichi | Top | Torquer | Toshiba | Toshin |
| Tosoku | Totaku | Toto | Touch Panel Systems | Towa Seiden |
| Toyo Denki | Toyo Giken | Toyo Keiki | Toyo Kikai | Toyo Machinary |
| Toyoda | Toyooki | Toyopuc | Toyotsu Techno | Toyox |
| Toyozumi | Trelleborg | Trochoid | Trusco | TSG |
| TSK | Tsubaki | Tsubosan | Tsukasa | Tsukihoshi |
| Tsuruga | Tsurumi | Tsuruta | Tungaloy | Tyco |
| Uchida | Uchimura | UHT | Ukai | Ultrasonic |
| Uni | Unicontrol | Unika | Unitta | Unix |
| Uruma | Ushio | Utsunomiya |
| Valcom | Valqua | Van lack Electric | Vector | Venn |
| Vessel | Vexta | Vickers | Vogel |
| Watanabe | WIKA | Willy Vogel | Wire Device |
| Yamabisi | Yamada | Yamakyu | Yamamoto | Yamamoto Keiki(Manostar Gauge) |
| Yamashin | Yamatake (Azbil) | Yamato | Yarisute | Yasima |
| Yaskawa | Yasui Seisoakusho | Yazaki | Yodogawa Keiki | Yokai Kikai |
| Yokohama | YOSHIDA | Yoshikawa | Yoshitake | Yuasa Yarn |
| Yuken | Yukiwa | Yutaka |
| Zeotek | Ziller Nilos |