List of participating companies

Aioi Nissay Dowa Insurance Co., Ltd.|iGrid Solutions Co., Ltd.|ASAHI KASEI CORPORATION|ASAHI YOU.US, LTD.|Azbil Corporation |ALEPH INC.|Itoki Corporation |ANA HOLDINGS INC. |ANA Akindo Co., Ltd.|Japan Airlines Co., Ltd.|NTT DATA CORPORATION |NTT DATA Group Corporation|NTT DOCOMO,INC|NTT PC Communications Incorporated|MS&AD Insurance Group Holdings,Inc.|Oji Holdings Corporation |Obayashi Corporation|Kagome Co.,Ltd.|Kirin Holdings Company,Limited|KDDI CORPORATION|Komatsu Ltd.|Suntory Holdings Limited.|JFE Holdings, Inc. |THE SHIGA BANK,LTD.|Shimizu Corporation|SHIMIZU CORPORATION|SynecO,Inc.|SWiTCH Association of Sustainability|Smileyearth Corporetion|Sumitomo Osaka Cement Co.,Ltd.|SUMITOMO CHEMICAL COMPANY, LIMITED|Sumitomo Corporation |Sumitomo Forestry Co., Ltd. |Seiko Epson Corporation|SEKISUI CHEMICAL CO., LTD.|SEKISUI HOUSE|Sompo Japan Insurance Inc.|Daiwa House Industry Co., Ltd. |Dai-ichi Life Holdings, Inc. |Taikisha Ltd. |TAISEI CORPORATION |TAIHEIYO CEMENT CORPORATION |Takeda Pharmaceutical Company Limited.|Duskin Co., Ltd|Chubu Recycle Co.,Ltd.|Tokyu Corporation |Tokio Marine & Nichido Fire Insurance Co., Ltd.|TOYO RICE CORPORATION |TOYOTA MOTOR CORPORATION |NGK Insulators Ltd.|Nippon Koei CO.,LTD.|NIPPON STEEL CORPORATION|NEC Corporation|Nippon Yusen Kabushiki Kaisha|The Norinchukin Bank|Biome Inc.|Panasonic Corporation |East Japan Railway Company(JR East) |Hitachi, Ltd. |FUJITSU LIMITED |Futago Tamagawa Rise Council|Mizuho Financial Group,Inc.|Mitsui Sumitomo Insurance Company, Limited|Sumitomo Mitsui Trust Bank|Sumitomo Mitsui Trust Holdings,Inc.|MITSUI & CO.,LTD.|Mitsui Fudosan Co.,Ltd.|Mitsubishi Chemical Holdings Corporation|Mitsubishi Estate Company CO.,LTD.|Mitsubishi Electric Corporation |Mitsubishi UFJ Financial Group,Inc.|Rakuten Group,Inc.|Remote Sensing Technology Center of Japan|Lawson, Inc.