NIKKON Holdings (9072) · RiskMaterialised

Ransomware attack and information leakage at a subsidiary

First written in FY2026. 1 of 1 entries say "Materialised", first in FY2026. Latest entry: FY2026.

1entries

1years

0from disclosures

How it moved

Same theme, other companies

Information management risks involving data breaches, data corruption, and system outagesA theme 147 companies write about · 147 as a headwind · 0 as a tailwind

NIKKON Holdings moved to the "Worse" side of this theme in 2026, the same year as the typical company in this theme.

The whole theme swung hardest in 2025: 11 of 52 companies on the "Worse" side.

12 other companies' latest entry also says "Materialised".

Ridges = years it wrote progress, valleys = years it wrote worse. Most hopeful companies at the back. Drag to turn, scroll to zoom, right-drag to pan. On a phone, two fingers turn and pinch to zoom; one finger scrolls the page.

Showing 14 of the 147 companies compared. The sentences above are computed from all 147.

Full recordFilings, disclosures and news, newest first

FY2026MaterialisedAnnual report
「The Company announced on 13 May 2026 and 2 June 2026 that its subsidiary, 中央紙器工業株式会社, had suffered a ransomware cyberattack, resulting in disruptions to some systems. Its investigation confirmed that some information stored on servers at 中央紙器工業株式会社 had been improperly transmitted externally by a third party and had leaked.」
In addition to general information security risks, 中央紙器工業 experienced an actual ransomware attack, disruptions to some systems, and information leakage. The impact on the following fiscal year's results is reportedly still under investigation.

Moved together

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