Mar. 23, 2017

Discontinuation of Coal-fired Thermal Power Generation Plant Construction Project in Ichihara City, Chiba

Mar. 16, 2017

Notice Regarding Anticipated Changes in Officers of a Subsidiary

Feb. 28, 2017

Interim Report on Wakayama Refinery Fires Issued by Incident Investigation Committee

Feb. 28, 2017

Anticipated Change in Executive Officers

Feb. 24, 2017

Reduction in Nominal Capacity of Toppers

Feb. 22, 2017

Announcement on retained earnings distribution

Feb. 22, 2017

Notice Regarding Company Split (Simplified Absorption-type Company Split) to a wholly-owned subsidiary, EMG Lubricants Godo Kaisha

Feb. 14, 2017

Presentation on FY2016 Financial Results

Feb. 10, 2017

Incident Investigation Committee Established for Fires at TonenGeneral Sekiyu K.K. Wakayama Refinery

Jan. 31, 2017

Postponement of Anticipated Change in Executive Officers

Jan. 27, 2017

Earnings Forecast Revision

Jan. 24, 2017

Fire at Wakayama Refinery (fourth press release: fire extinguished)

Jan. 23, 2017

Fire at Wakayama Refinery (third press release)

Jan. 23, 2017

Fire at Wakayama Refinery (second press release)

Jan. 23, 2017

Fire at Wakayama Refinery (first press release)

Jan. 18, 2017

Fire in Wakayama Refinery Tank

Jan. 06, 2017

Changes in Representatives of Keiyo Seisei JV G.K.

Jan. 04, 2017

2017 New Year Message from the TonenGeneral Sekiyu K.K. President