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Management planning5019Idemitsu Kosan Co.,Ltd.Energy Resources

(Correction) Notice Regarding Partial Corrections to the "Medium-Term Management Plan (Fiscal Years 2026–2030)"

Regarding the FY2025 actual results on page 5 of the Medium-Term Management Plan, the male parental leave uptake rate was corrected from 94% to 98%, and annual training investment per employee was corrected from ¥67 thousand to ¥69 thousand. The percentage of women in managerial positions remains 7%, but a note was added stating that it includes those scheduled for promotion effective 1 July 2026.

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The document this correction applies to

Timely disclosure
Medium-Term Management Plan (Fiscal Years 2026–2030)2026-05-12

What was corrected and how

A subsequent correction by the company to the contents of an already published filing.

Original disclosure12 May 2026

Medium-Term Management Plan (Fiscal Years 2026–2030)

Open the original document
14 daysThe pre-correction wording stayed published for this period (Calculated from the Original Disclosure Date Indicated in the Document)
This correction2026-05-26
Location of correction (where in the original document)

The FY2025 actual results for DE&I and annual training investment per employee stated on page 5

Before correction

Percentage of women in management positions 7% / Percentage of men taking parental leave 94% / Annual training investment per employee ¥67 thousand

After correction

Percentage of women in management positions 7% (*4: Includes those scheduled for promotion effective 1 July 2026) / Percentage of men taking parental leave 98% / Annual training investment per employee ¥69 thousand

ChangesPercentage of women in management positions The figure remains unchanged at 7%; note *4 added / Percentage of men taking parental leave Changed from 94% to 98% / Annual training investment per employee Changed from ¥67 thousand to ¥69 thousand
Reason for correction

Corrections were required to the FY2025 actual results for DE&I and annual training investment per employee stated on page 5.

What was corrected and how
ItemDetails
Disclosure subject to correctionMedium-Term Management Plan (Fiscal Years 2026–2030)
Original disclosure date12 May 2026
Location of correctionThe FY2025 actual results for DE&I and annual training investment per employee stated on page 5
Details of correctionPercentage of women in management positions 7% / Percentage of men taking parental leave 94% / Annual training investment per employee ¥67 thousand → Percentage of women in management positions 7% (*4: Includes those scheduled for promotion effective 1 July 2026) / Percentage of men taking parental leave 98% / Annual training investment per employee ¥69 thousand
Reason for correctionCorrections were required to the FY2025 actual results for DE&I and annual training investment per employee stated on page 5.
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Corrections were required to the FY2025 actual results for DE&I and annual training investment per employee stated on page 5. No specific reason for the corrections was provided.

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Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.
(Correction) Notice Regarding Partial Corrections to the "Medium-Term Management Plan (Fiscal Years 2026–2030)" | Idemitsu Kosan Co.,Ltd. (5019) timely disclosure | Komori