{"id":105796,"date":"2026-08-20T18:32:43","date_gmt":"2026-08-20T09:32:43","guid":{"rendered":"https:\/\/japanir.jp\/en\/ir\/4923-20260820-01_wp_general_ir\/"},"modified":"2026-08-20T18:32:43","modified_gmt":"2026-08-20T09:32:43","slug":"4923-20260820-01_wp_general_ir","status":"publish","type":"ir_release","link":"https:\/\/japanir.jp\/en\/company\/company-4923\/ir\/4923-20260820-01_wp_general_ir\/","title":{"rendered":"Notice of System Disruption Caused by Cyber Attack (Final Report)"},"content":{"rendered":"<p>A system disruption occurred due to a cyber attack; restoration completed and recurrence prevention measures disclosed. The Crisis Management Headquarters was dissolved as of August 19. Security strengthening will continue through external forensic investigations and multi-layer countermeasures.<\/p>\n","protected":false},"comment_status":"open","ping_status":"closed","template":"","meta":{"Ticker":"","DATE":"","longName":"","company_name_ja":"","fullTimeEmployees":0,"address":"","phone":"","website":"","industry":"","sector":"","regularMarketPrice":0,"financialCurrency":"","marketCap":0,"fiftyTwoWeekLow":0,"fiftyTwoWeekHigh":0,"epsTrailingTwelveMonths":0,"epsForward":0,"bookValue":0,"totalRevenue":0,"OperatingIncome":0,"operatingMargins":0,"NetIncome":0,"profitMargins":0,"ebitda":0,"trailingPE":0,"forwardPE":0,"priceToBook":0,"returnOnEquity":0,"recommendationMean":0,"recommendationKey":"","targetMeanPrice":0,"numberOfAnalystOpinions":0,"analyst_earnings_data":"","dividendRate":0,"dividendYield":0,"payoutRatio":0,"totalEsg":0,"environmentScore":0,"socialScore":0,"governanceScore":0,"title":"","providerPublishTime":"","link":"","longBusinessSummary":"","longBusinessSummary_ja":"","quarterly_revenue":0,"quarterly_net_income":0,"quarterly_operating_profit":0,"enterprise_value":0,"company_officer_1_name":"","company_officer_1_title":"","company_officer_2_name":"","company_officer_2_title":"","company_officer_3_name":"","company_officer_3_title":"","company_officer_4_name":"","company_officer_4_title":"","company_officer_5_name":"","company_officer_5_title":"","company_officers_update_time":"","get_dividend_history_year1":0,"get_dividend_history_year2":0,"get_dividend_history_year3":0,"get_dividend_history_year4":0,"get_dividend_history_year5":0,"get_dividend_history_year6":0,"get_dividend_history_year7":0,"get_dividend_history_year8":0,"get_dividend_history_year9":0,"get_dividend_history_year10":0,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"jir_stock_code":"4923","jir_company_name":"Kota Corporation","jir_importance":"\u2605\u2605\u2605\u2606\u2606","jir_publication_date":"2026-08-20","jir_source_link":"https:\/\/japanir.jp\/wp-content\/uploads\/2026\/08\/4923-20260820-01.pdf","jir_short_summary":"A system disruption occurred due to a cyber attack; restoration completed and recurrence prevention measures disclosed. The Crisis Management Headquarters was dissolved as of August 19. Security strengthening will continue through external forensic investigations and multi-layer countermeasures.","jir_summary":"### Section Heading\nThis document provides a notice regarding the restoration status of the system disruption caused by a cyber attack and the countermeasures to prevent recurrence. Based on the results of external forensic investigations, the reconstruction and strengthening of the network and server environment have been completed, and normal operations have resumed. Going forward, we will conduct cross-functional inspections considering diverse attack methods, address vulnerabilities, and strengthen monitoring to continue enhancing cyber security. The Crisis Management Headquarters was dissolved as of August 19, 2026.\n\n### Section 2 Heading\nAs preventive measures, the plan includes 1) forensic investigations and corrective actions, 2) identification of potential risks and prioritization of countermeasures, 3) strengthening monitoring and establishing an incident response framework, with ongoing reviews and improvements in response to environmental changes and new threat trends.","jir_financial_highlights":"Unknown: Unknown (Unknown)","jir_category":"","jir_hashtags":"#KotaCorporation, #CyberSecurity, #InformationSecurity","jir_key_figures":"Key figure 1: Unknown (no disclosed specific earnings numbers)\nKey figure 2: Unknown\nKey figure 3: Unknown","jir_meta_title":"Kota Corporation: Disclosure of Cyber Attack Recovery and Recurrence Prevention Measures | August 2026","jir_meta_description":"Kota Corporation reports completion of system recovery from a cyber-attack and measures to prevent recurrence. Highlights include external forensic investigation results, remediation of vulnerabilities, strengthened monitoring, and the dissolution of the Crisis Management Headquarters. Key points for investors.","jir_og_title":"Kota Corporation: Disclosure of Cyber Attack Recovery and Recurrence Prevention Measures | August 2026","jir_og_description":"Kota reports recovery from a cyber-attack-related disruption and measures to prevent recurrence. Details include forensic investigation, strengthened countermeasures, enhanced monitoring, and dissolution of the Crisis Management Headquarters.","jir_og_image_url":"\/assets\/og\/company-general_ir.jpg","jir_chart_data_collection":"[]","ir_related_company":56969,"ir_release_date":"","ir_type":"","ir_is_new":false,"ir_document_url":"","jir_ir_type":"general_ir","footnotes":""},"sector":[],"importance":[],"class_list":["post-105796","ir_release","type-ir_release","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Notice of System Disruption Caused by Cyber Attack (Final Report) - Japan IR<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/japanir.jp\/en\/company\/company-4923\/ir\/4923-20260820-01_wp_general_ir\/\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/japanir.jp\/en\/company\/company-4923\/ir\/4923-20260820-01_wp_general_ir\/\",\"url\":\"https:\/\/japanir.jp\/en\/company\/company-4923\/ir\/4923-20260820-01_wp_general_ir\/\",\"name\":\"Notice of System Disruption Caused by Cyber Attack (Final Report) - 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