| 1 | | Toshima, Tokyo 170-6058, JP | Toshima | JP | | Oil & Energy | N/A | HAJIME SHOZAKI | Japan Cooperation Center, Petroleum - General Manager of HRD, Manager of Legal Office |
| 2 | | 2-6-3, Otemachi | Chiyoda | JP | | Oil & Energy | N/A | Junji Tominaga | -- |
| 3 | | 1-20-6, Ohi | Shinagawa | JP | | Oil & Energy | N/A | Frédéric Celle | SALES DIRECTOR |
| 4 | | Primary Toranomon Towers Office 14F, 4-1-28 Toranomon, Minato-ku | Tokyo | JP | | Oil & Energy | N/A | Asako Azechi | Operations Manager - Nippon Renewable Energy K.K. |
| 5 | | Primary Osaki Center Building, 1-5-1 Osaki, Shinagawa-ku, | Tokyo | JP | | Oil & Energy | N/A | Herliana Jahja | at Nippon Steel & Sumikin Engineering Co. Ltd. |
| 6 | | Kurashiki, Okayama 710-0034, JP | Kurashiki | JP | | Oil & Energy | N/A | Rando Nainggolan | Finance Manager di PT Yoshikawa Electronics Bintan |
| 7 | | Primary Shiba, Minato-ku | Tokyo | JP | | Oil & Energy | N/A | N/A | N/A |
| 8 | | Primary 3-2 Otemachi 2-Chome | Chiyoda-ku | JP | | Oil & Energy | N/A | N/A | N/A |
| 9 | | Chiyoda, Tokyo 101-0048, JP | Chiyoda | JP | | Oil & Energy | N/A | Kosuke KATSUMATA | N/A |
| 10 | | 1-1 Tsukiji-machi, Yahata-Nishiku, Kita-Kyushu, Fukuoka, 806-8567, Japan | Kitakyushu | JP | | Oil & Energy | N/A | bagaspati wasi | 技術総合管理者 at Takada Engineering Corp. |
| 11 | | Primary Roppongi Mikawadai Bldg. 711 4-8-7 Roppongi | Minato-ku | JP | | Oil & Energy | N/A | N/A | N/A |
| 12 | | Chiba, Chiba 261-0023, JP | Chiba | JP | | Oil & Energy | N/A | Huy Bui | HSE & QAQC Leader at Idemitsu Engineering Vietnam |
| 13 | | 3-6-4 Hon-machi, Chuo-ku, Osaka, 541-0053, Japan | Osaka | JP | | Oil & Energy | N/A | Kazuya Nishina | -- |
| 14 | | 1, CHIGUSAKAIGAN | ICHIHARA | JP | | Oil & Energy | N/A | N/A | N/A |
| 15 | | Primary Akasaka Biz Tower 5-3-1 Akasaka | Minato-ku | JP | | Oil & Energy | N/A | kazuo yamamoto | audit and supervisory board, chairman |
| 16 | | Primary 1283-3 Yoshihama | Yugawara | JP | | Oil & Energy | N/A | masami sugiyama | Owner and Managing Director |
| 17 | | Primary Saito Building 3F 1-1-22, Gamo Nishi Machi | Koshigaya | JP | | Oil & Energy | N/A | N/A | N/A |
| 18 | | 1403 Room 14F 5-1-18 Miyahara Yodogawa-Ku | Jiangyin | JP | | Oil & Energy | N/A | Melina Huang | Pioneer na Future Power International Trade Co., Ltd |
| 19 | | Primary 6-15-1, Ginza, Chuo-ku | Tokyo | JP | | Oil & Energy | N/A | Takahide Hori | N/A |
| 20 | | Primary 2-3-1 | Minato Mirai | JP | | Oil & Energy | N/A | takashi isayama | Project Director |