As of 2026\/09\/11, the portion of share buyback decided by the Board on 2026-07-31 was executed and terminated for trades settled between 2026-09-01 and 2026-09-10. Acquired shares: 284,600 shares, acquisition amount: 309,348,700 yen; cumulative shares acquired: 536,600 shares, cumulative amount: 599,965,100 yen. No further acquisitions planned.<\/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":"6413","jir_company_name":"Riso Kagaku Corporation","jir_importance":"\u2605\u2605\u2605\u2605\u2606","jir_publication_date":"2026-09-11","jir_source_link":"https:\/\/japanir.jp\/wp-content\/uploads\/2026\/09\/6413-20260911-01.pdf","jir_short_summary":"As of 2026\/09\/11, the portion of share buyback decided by the Board on 2026-07-31 was executed and terminated for trades settled between 2026-09-01 and 2026-09-10. Acquired shares: 284,600 shares, acquisition amount: 309,348,700 yen; cumulative shares acquired: 536,600 shares, cumulative amount: 599,965,100 yen. No further acquisitions planned.","jir_summary":"### Section Heading\nThis notice reports the results and termination of share buyback under the Companies Act. In accordance with the resolution disclosed on 2026-07-31, the trades settled by 9\u670810\u65e5 (September 10) have been completed. Shares acquired: 284,600 ordinary shares, acquisition amount: 309,348,700 yen. Cumulative totals: 536,600 shares, 599,965,100 yen.\n\n### Section 2 Heading\nNo further acquisition plans are described, but the purchase period has ended, clearly indicating the completion of a series of share buyback actions through market purchases as part of capital policy. The article does not quantify the impact on shareholder returns or dilution, but the cumulative scale is disclosed.","jir_financial_highlights":"Type of shares subject to acquisition: Common stock (Unknown)\nTotal number of shares acquired: 284,600 shares (Trade-settled)\nAcquisition amount: 309,348,700 yen (Unknown)\nAcquisition period: September 1, 2026 to September 10, 2026 (Trade-settled)\nAcquisition method: Market purchases on the Tokyo Stock Exchange (Unknown)\nCumulative total based on the above resolution: 536,600 shares \/ 599,965,100 yen (Unknown)","jir_category":"","jir_hashtags":"#TreasuryStockAcquisition","jir_key_figures":"284,600 shares: Number of shares acquired\n309,348,700 yen: Acquisition value\n536,600 shares \/ 599,965,100 yen: Cumulative total above","jir_meta_title":"\u3010Riso Kagaku Corporation\u3011Self-Share Acquisition Results and Termination | September 2026","jir_meta_description":"Ideal Science Industry announces results and termination of its share buyback. 284,600 shares acquired, total about 309 million yen; cumulative 536,600 shares, about 599 million yen. No further acquisitions planned.","jir_og_title":"\u3010\u7406\u60f3\u79d1\u5b66\u5de5\u696d\u3011Results and Termination of Share Buyback","jir_og_description":"Announcement of completion of share buyback by Ideals Science Industry. Shares acquired: 284,600; total 309 million yen; cumulative 536,600 shares \/ about 599 million yen. No plans for additional purchases.","jir_og_image_url":"\/assets\/og\/company-general_ir.jpg","jir_chart_data_collection":"[]","ir_related_company":16706,"ir_release_date":"","ir_type":"","ir_is_new":false,"ir_document_url":"","jir_ir_type":"share_buyback","footnotes":""},"sector":[],"importance":[],"class_list":["post-112627","ir_release","type-ir_release","status-publish","hentry"],"yoast_head":"\n