OMAb■Fujitsu Limited ◆ Numazu Complex (Numazu, Shizuoka) [2006〜]

OMAb■Mitsui Sumitomo Insurance Co.,Ltd. ◆ Surugadai Green Space and ECOM Surugadai (Chiyoda, Tokyo) [2005〜]

OMAf■TOYOTA MOTOR CORPORATION ◆ Forest of Toyota (Toyota, Aichi) [2005〜]

OMAb■Sony Global Manufacturing & Operations Corporation ◆ Kohda site (Nukata, Aichi) [2005〜]

OMAb■Sony Semiconductor Manufacturing Corporation ◆ Oita Technology Center, Kunisaki Satellite (Kunisaki, Oita) [2007〜]

OMAb■SANDEN HOLDINGS CORPORATION ◆ Sanden Forest (Maebashi, Gunma) [2008〜]

OMAb■Kao Corporation ◆ Wakayama Plant (Wakayama, Wakayama) [2005〜]

OMAf■SEIBU REALTY SOLUTIONS INC. ◆ "Forest of Seibu in Hanno" (Hanno, Saitama) [2008〜]

OMAb■Incorporated School of Rissho Daigaku Gakuen ◆ Rissho University Kumagaya Campus (Kumagaya, Saitama) [2008〜]

OMAb■Idemitsu Kosan Co.,Ltd. ◆ Aichi Complex (Chita, Aichi) [2010〜]

[New]OMAb■Citizen Watch Co., Ltd. ◆ Headquarters, Tokyo Works（Nishitokyo, Tokyo） [2023〜]

[New]OMAb■IDEC CORPORATION ◆ Forest of IZUMI（Osaka, Osaka） [2023〜]

[New]OMAb■DAIKIN INDUSTRIES, LTD., ◆ Yodogawa Plant（Settsu, Osaka） [2023〜]

[New]OMAb■Hokkaido Joint Oil Stockpiling Co.,Ltd. Hokkaido Oil Terminal（Tomakomai, Hokkaido） [2023〜]

OMAb■Harumi Island Triton Square (Chuo, TOKYO) [2014〜]

OMAb■DISCO CORPORATION ◆ Chino Plant (Chino, Nagano) [2017〜]

OMAb■NIPPON TELEGRAPH AND TELEPHONE CORPORATION ◆ Musashino R＆D Center (Musashino, Tokyo) [2017〜]

OMAb■Metropolitan Expressway Co., Ltd ◆ Ohashi Sato no Mori (Meguro, Tokyo) [2020〜]

OMAb■DAIKIN INDUSTRIES, LTD., ◆ DAIKIN ALES AOYA (Tottori, Tottori) [2011〜]

OMAb■NIPPON TELEGRAPH AND TELEPHONE CORPORATION ◆ Yokosuka R&D Center (Yokosuka, Kanagawa) [2018〜]

OMAb■Idemitsu Kosan Co.,Ltd. ◆ Hokkaido Refinery (Tomakomai, Hokkaido) [2010〜]

OMAb■GREEN WISE Co.,Ltd. ◆ Head Office (Tama, Tokyo) [2008〜]

OMAb■DISCO CORPORATION ◆ Kuwabata Plant (Kure, Hiroshima) [2012〜]

OMAb■AsahiKasei Corporation・AsahiKasei Homes Corporation ◆ Asahi・inochinomori (Fuji, Shizuoka) [2017〜]

OMAb■NISSAN MOTOR CO.,LTD ◆ Nissan Technical Center,Nissan Advanced Technology Center (Atsugi, Kanagawa) [2011〜]

OMAb■YKK CORPORATION ◆ Kurobe (Kurobe, Toyama) [2016〜]

OMAb■MITSUBISHI ELECTRIC CORPORATION ◆ POWER DISTRIBUTION SYSTEMS CENTER (Marugame, Kagawa) [2018〜]

OMAb■Shinkashiwa Clinic ◆ Shinkashiwa Clinic Flow Garden, Shinkashiwa Clinic Mirai (Kashiwa, Chiba) [2019〜]

OMAf■Sagawa Express Co.,Ltd. ◆ Sagawa Express "Forest of Takao 100 years" (Hachioji, Tokyo) [2019〜]

OMAb■ROHM Co.,Ltd. ◆ "Factory in the Forest" (Kyoto, Kyoto) [2021〜]

OMAb■Urban Renaissance Agency ◆ Tokiwadaira housing complex (Matsudo, Chiba) [2021〜]

OMAb■KM Biologics Co., Ltd. Kikuchi Research Center / Meiji Holdings Co., Ltd. ◆ Meiji Group Nature Conservation Area Kumamoto Sunlight Forest (Kikuchi, Kumamoto) [2021〜]

OMAb■Toray Industries，Inc. ◆ Tokai Plant (Tokai, Aichi) [2022〜]

OMAf■JESCO Holdings, Inc. ◆ JESCO Nachi Katsuura Protected Forest (Higashimuro Gun, Wakayama) [2022〜]

OMAb■TODA CORPORATION ◆ Tsukuba Technology Research Institute (Tsukuba, Ibaraki) [2022〜]

OMAb■Northern Horse Park Co.,Ltd ◆ Northern Horse Park (Tomakomai, Hokkaido) [2022〜]

OMAf■Northern Racing Ltd ◆　Uenae forest (Tomakomai, Hokkaido) [2022〜]