Idemitsu Kosan Co. Ltd. (TYO:5019) saw an eventful year in 2017, experiencing both high earnings and new challenges as part…...
Takashi Tsukioka
Idemitsu Kosan, Showa Shell Enter Pre-Merger Crude Purchase and Shipping Tie-up
Idemitsu Kosan Co. Ltd. (TYO:5019) and Showa Shell Sekiyu KK (TYO:5002) announced on May 9 that they have reached an…...
Idemitsu Kosan and Showa Shell Sekiyu Postpone Merger
Showa Shell Sekiyu KK (TYO:5002) and Idemitsu Kosan Co. Ltd. (TYO:5019) announced on Oct. 13 that they are postponing their…...



