{"id":105311,"date":"2026-08-19T15:42:16","date_gmt":"2026-08-19T06:42:16","guid":{"rendered":"https:\/\/japanir.jp\/en\/ir\/3778-20260819-01_wp_disclosure_update\/"},"modified":"2026-08-19T15:42:16","modified_gmt":"2026-08-19T06:42:16","slug":"3778-20260819-01_wp_disclosure_update","status":"publish","type":"ir_release","link":"https:\/\/japanir.jp\/en\/company\/company-3778\/ir\/3778-20260819-01_wp_disclosure_update\/","title":{"rendered":"&#8220;Notice Regarding Unauthorized Access to Our Systems&#8221;"},"content":{"rendered":"<p>Unauthorized access to the sales management system has been newly identified. Potentially 1,360,563 accounts affected, not 3,200? members. As of now, no external data exfiltration has been confirmed; ongoing investigation into impact scope and response. Financial metrics such as revenue and profit remain unknown at this time.<\/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":"3778","jir_company_name":"Sakura Internet Inc.","jir_importance":"\u2605\u2605\u2605\u2606\u2606","jir_publication_date":"2026-08-19","jir_source_link":"https:\/\/japanir.jp\/wp-content\/uploads\/2026\/08\/3778-20260819-01.pdf","jir_short_summary":"Unauthorized access to the sales management system has been newly identified. Potentially 1,360,563 accounts affected, not 3,200? members. As of now, no external data exfiltration has been confirmed; ongoing investigation into impact scope and response. Financial metrics such as revenue and profit remain unknown at this time.","jir_summary":"### Additional information on unauthorized access\nFollowing the August 17, 2026 disclosure, further investigations have determined the possibility of unauthorized access to the sales management system. The potentially affected member information may number 1,360,563 accounts, with potential impact on hashed password data as well. No external data exfiltration has been confirmed to date. Ongoing efforts to define the scope and implement containment.\n\n### Future actions and disclosure policy\nContinuing to invalidate credentials, remove malware, strengthen monitoring, determine the scope of impact, conduct forensic investigations, and report to and share information with relevant authorities. Will promptly announce any new material disclosures. The impact on the FY2027 consolidated results is under review.","jir_financial_highlights":"Revenue: Unknown (Unknown)\nNet income: Unknown (Unknown)","jir_category":"","jir_hashtags":"#CompanyDisclosure, #InformationSecurity, #IRUpdate","jir_key_figures":"Total number of potentially affected member records is 1,360,563 accounts\n583 accounts contracted for Sakura Rental Server\nHashed password information for 30 accounts (partial)","jir_meta_title":"\u3010Sakura Internet\u3011Second Report on System Unauthorized Access | August 2026","jir_meta_description":"Sakura Internet announces that the possibility of unauthorized access to the sales management system has been identified. Approximately 1,360,563 accounts may be affected. Explains current response status and future investigation policy.","jir_og_title":"Sakura Internet: Additional Information on Unauthorized Access","jir_og_description":"New possibility of unauthorized access to the sales management system identified. Potentially affecting 1,360,563 accounts. Announces response status and future investigation policy.","jir_og_image_url":"\/assets\/og\/company-general_ir.jpg","jir_chart_data_collection":"[]","ir_related_company":9414,"ir_release_date":"","ir_type":"","ir_is_new":false,"ir_document_url":"","jir_ir_type":"disclosure_update","footnotes":""},"sector":[],"importance":[],"class_list":["post-105311","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>&quot;Notice Regarding Unauthorized Access to Our Systems&quot; - 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-3778\/ir\/3778-20260819-01_wp_disclosure_update\/\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/japanir.jp\/en\/company\/company-3778\/ir\/3778-20260819-01_wp_disclosure_update\/\",\"url\":\"https:\/\/japanir.jp\/en\/company\/company-3778\/ir\/3778-20260819-01_wp_disclosure_update\/\",\"name\":\"\\\"Notice Regarding Unauthorized Access to Our Systems\\\" - 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