Idemitsu Kosan Co., Ltd.
Sectors
R&D Facilities, Power & Energy, Materials & Chemicals
Where it builds
Chiba
Stage
2 planned · 1 building
| Posted | Project | Sector | Location | Investment | Phase |
|---|---|---|---|---|---|
| 2026.08.11 | Idemitsu Kosan to build Innovation Center integrated research facility in IchiharaIdemitsu Kosan plans to invest ¥83.4 billion in the Innovation Center, a new integrated research facility at its Chiba operations and other sites. Construction began in March 2025, with completion scheduled for March 2028; the disclosure reports no quantified post-completion capacity increase. | R&D Facilities | Ichihara, Chiba | ¥83.4B | Building |
| 2026.08.11 | Idemitsu Kosan to invest in petroleum refining facilities in Ichihara and other Chiba locationsIdemitsu Kosan plans a JPY 39.459 billion investment in petroleum refining facilities at its Chiba business site in Ichihara and other locations. Construction is scheduled from April 2026 through March 2027, funded through internal funds and borrowings. | Power & Energy | Ichihara, Chiba | ¥39.5B | Planned |
| 2026.08.11 | Idemitsu Kosan to upgrade petrochemical production facilities at Chiba sitesIdemitsu Kosan plans to invest JPY 8.611 billion in petrochemical product manufacturing facilities at its Chiba Business Office and other sites in Ichihara, Chiba. Construction is scheduled from April 2026 through March 2027, funded through internal funds and borrowings. | Materials & Chemicals | Ichihara, Chiba | ¥8.6B | Planned |
- Mitsui Fudosan2 projects · ¥600B
- Seven Industry Co., Ltd.2 projects · ¥184.9B
- Daiichi Sankyo4 projects · ¥133B
- NOF Corporation4 projects · ¥123.6B
- JX Advanced Metals Corporation8 projects · ¥112.9B
- SKY Perfect JSAT Corporation4 projects · ¥112B
Browse the sector: R&D Facilities, Power & Energy, Materials & Chemicals.