| ASAHI CHEMICAL IND | www.asahi-kasei.co.jp | |
| ASAHI GLASS | www.agc.co.jp | |
| BRIDGESTONE | www.bridgestone.co.jp | |
| DAI NIPPON PRINTING | www.dnp.co.jp | |
| DENSO | www.denso.co.jp | |
| IDEMITSU KOSAN | www.idemitsu.co.jp | |
| ITOCHU | www.itochu.co.jp | |
| KANEMATSU | www.kanematsu.co.jp | |
| KOBE STEEL | www.kobelco.co.jp | |
| MARUBENI | www.marubeni.co.jp | |
| MITSUBISHI | www.mitsubishi.co.jp | |
| MITSUBISHI CHEMICAL | www.mkagaku.co.jp | |
| MITSUI | www.mitsui.co.jp | |
| NICHIMEN | www.nichimen.co.jp | |
| NIPPON STEEL | www.nsc.co.jp | |
| NICHIMEN | www.nichimen.co.jp | |
| NISSHO IWAI | www.nisshoiwai.co.jp | |
| SUMITOMO | www.sumitomocorp.co.jp | |
| TOMEN | www.tomen.co.jp |