{"id":42525,"date":"2026-04-24T17:26:37","date_gmt":"2026-04-24T08:26:37","guid":{"rendered":"https:\/\/japanir.jp\/en\/ir\/5304-20260424-01_wp_general_ir\/"},"modified":"2026-04-24T17:26:37","modified_gmt":"2026-04-24T08:26:37","slug":"5304-20260424-01_wp_general_ir","status":"publish","type":"ir_release","link":"https:\/\/japanir.jp\/en\/company\/company-5304\/ir\/5304-20260424-01_wp_general_ir\/","title":{"rendered":"Matters Related to Controlling Shareholders"},"content":{"rendered":"<p>Otani Steel Co., Ltd. is the largest shareholder with a voting rights ownership ratio of 19.87%. The company\u2019s business operations maintain their independence.<\/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":"5304","jir_company_name":"SEC Carbon Co., Ltd.","jir_importance":"\u2605\u2605\u2606\u2606\u2606","jir_publication_date":"2026-04-24","jir_source_link":"https:\/\/japanir.jp\/wp-content\/uploads\/2026\/04\/5304-20260424-01.pdf","jir_short_summary":"Otani Steel Co., Ltd. is the largest shareholder with a voting rights ownership ratio of 19.87%. The company\u2019s business operations maintain their independence.","jir_summary":"### Status of Controlling Shareholders\nOtani Steel Co., Ltd. is one of our other affiliated companies and, as of March 31, 2026, holds a voting rights ownership ratio of 19.87%, making it our largest shareholder. Our President and CEO, Juichi Otani, is appointed as an outside director of that company; however, there is no concurrent position or secondment of executives, nor any loans of money or guarantees existing between the companies. Based on this, we judge that the independence of our business operations and managerial decisions is fully ensured.\n\n### Transactions with Controlling Shareholders\nTransactions with Otani Steel Co., Ltd. consist of sales of our products, amounting to 279 million yen, with accounts receivable ending balance of 37 million yen. These transactions represent approximately 1.1% of the total sales of our products, and their reasonableness and appropriateness have been deliberated by the Board of Directors and executed based on resolutions under the Companies Act.","jir_financial_highlights":"Voting Rights Ownership Ratio: 19.87% (Unknown)\nTransaction Amount for Our Products: 279 million yen (Unknown)\nAccounts Receivable Ending Balance: 37 million yen (Unknown)","jir_category":"","jir_hashtags":"#SECCarbonCoLtd, #ControllingShareholder, #GeneralIR","jir_key_figures":"Voting Rights Ownership Ratio: 19.87% (as of March 31, 2026)\nTransaction Amount: 279 million yen (Sales of our products)\nAccounts Receivable Ending Balance: 37 million yen","jir_meta_title":"\u3010SEC Carbon\u3011Announcement of Otani Steel\u2019s 19.87% Voting Rights Ownership\uff5cApril 2026","jir_meta_description":"SEC Carbon Co., Ltd. discloses Otani Steel Co., Ltd. as the largest shareholder with a voting rights ownership ratio of 19.87%. Transactions amount to 279 million yen, ensuring independence with no impact on management decisions.","jir_og_title":"\u3010SEC Carbon\u3011Announcement of Otani Steel\u2019s 19.87% Voting Rights Ownership\uff5cApril 2026","jir_og_description":"Disclosure that Otani Steel Co., Ltd. is the largest shareholder of SEC Carbon. Transaction amount of 279 million yen, maintaining management independence.","jir_og_image_url":"\/assets\/og\/company-general_ir.jpg","jir_chart_data_collection":"[]","ir_related_company":17264,"ir_release_date":"","ir_type":"","ir_is_new":false,"ir_document_url":"","jir_ir_type":"general_ir","footnotes":""},"sector":[],"importance":[],"class_list":["post-42525","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>Matters Related to Controlling Shareholders - 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-5304\/ir\/5304-20260424-01_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-5304\/ir\/5304-20260424-01_wp_general_ir\/\",\"url\":\"https:\/\/japanir.jp\/en\/company\/company-5304\/ir\/5304-20260424-01_wp_general_ir\/\",\"name\":\"Matters Related to Controlling Shareholders - 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