Unauthorized access to an external email delivery service has revealed a possibility of personal information leakage. The service is currently suspended and the cause is under investigation. It is unknown whether the company\u2019s registered information was leaked. The company assesses the impact on financial results as minimal.<\/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,"price_fetched_at":"","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":"7228","jir_company_name":"Daytona Corporation","jir_importance":"\u2605\u2605\u2605\u2606\u2606","jir_publication_date":"2026-10-22","jir_source_link":"https:\/\/japanir.jp\/wp-content\/uploads\/2026\/10\/7228-20261022-01.pdf","jir_short_summary":"Unauthorized access to an external email delivery service has revealed a possibility of personal information leakage. The service is currently suspended and the cause is under investigation. It is unknown whether the company\u2019s registered information was leaked. The company assesses the impact on financial results as minimal.","jir_summary":"### Key Points\nDaytona Corporation announced that unauthorized access by a third party occurred via the external service \"Blast Mail\" used for email delivery. Information that may have been leaked includes email addresses registered in DIOS and contact information of representatives of companies exhibiting at the 2026 Daytona Morimachi & Shizuoka Tea Meeting; at this time leakage of registered information has not been confirmed. Blast Mail has temporarily suspended its service and is investigating the cause and scope of impact.\n\n### Impact and Next Steps\nThe company recognizes the impact on financial results as minimal but will promptly notify stakeholders if new disclosure matters arise. Currently, DIOS usage is not affected, and the presence or absence of leakage continues to be monitored. Investigation results will be published in due course.","jir_financial_highlights":"Net Sales: Unknown (Unknown)","jir_category":"","jir_hashtags":"#Daytona, #PersonalDataLeak, #DisclosureUpdate","jir_key_figures":"Information potentially leaked: Company name, contact person name, company code, email address\nScope: DIOS registrants and exhibitors at the 2026 Daytona Morimachi & Shizuoka Tea Meeting\nCurrent response: Blast Mail temporarily suspended, cause under investigation","jir_meta_title":"Daytona Corporation: Notice of Possible Personal Information Leak from Email Delivery Unauthorized Access","jir_meta_description":"Daytona Corporation announced a possible personal information leak due to unauthorized access to an external email delivery service. Summary of current response, expected impact on financial results, and forthcoming disclosures.","jir_og_title":"Daytona Corporation: Notice Regarding Possible Unauthorized Access to Email Delivery Service","jir_og_description":"Unauthorized access to an external service may have resulted in personal information leakage. The company expects minimal impact on financial results but will disclose additional information as it becomes available.","jir_og_image_url":"\/assets\/og\/company-general_ir.jpg","jir_chart_data_collection":"[]","ir_related_company":58481,"ir_release_date":"","ir_type":"","ir_is_new":false,"ir_document_url":"","jir_ir_type":"disclosure_update","footnotes":""},"sector":[],"importance":[],"class_list":["post-133501","ir_release","type-ir_release","status-publish","hentry"],"yoast_head":"\n