Product Technology Development and Quality Enhancement

「「FD－PHジョイント構法」が、一般財団法人土木研究センターの建設技術審査証明を取得いたしました。」

「The “FD-PH Joint Construction Method,” jointly developed with OKABE CO.,LTD., has obtained construction technology review certification from the Civil Engineering Research Center. This method connects piles that support civil engineering structures underground with the foundation section above them, which transfers the load of the structure to the piles.」

「低炭素型高機能コンクリート「e-CON」が、公益社団法人日本下水道協会の認定工場制度において、Ⅱ類認定適用資器材（下水道用エコ資器材）の第１号として登録されました。」

「The Group positions R&D not merely as the creation of new technologies, but as an initiative directly linked to strengthening business competitiveness and contributing to earnings. During the fiscal year, it focused on development to upgrade and streamline construction management in the Foundation Business and drive manufacturing innovation in the Sewerage-Related Business. Total R&D expenses for the fiscal year were ¥446 million.」

「The company began developing piles in the 200 N/mm2 class, the highest strength class in Japan, and plans to conduct trial construction during fiscal 2026.」

「The low-carbon, high-performance concrete e-CON® obtained construction technology review certification. The company began manufacturing and shipping it as the industry's first cement-free precast product.」

「The low-carbon, high-performance concrete e-CON®, which the company is developing, obtained construction technology review certification from the Public Works Research Center, in the categories of civil engineering materials, products and technologies and road maintenance technologies, as Japan's first concrete for cement-free precast products.」

「The Group focused on development to strengthen existing businesses, expand into areas such as new precast products, and develop decarbonization technologies including the low-carbon, high-performance concrete e-CON®. From short- and medium- to long-term perspectives, it will continue its ongoing R&D and efforts to commercialize the results.」

「In technology development, the company's VimSys Camera® application for taking construction-site photographs with an electronic blackboard passed the Ministry of Land, Infrastructure, Transport and Tourism's authenticity verification test and small electronic blackboard information linkage function test, and obtained certification. By adding the VimSys Camera® function to the company's already operational Pile-ViMSys® integrated construction management system for piling work, construction status can now be checked and approved remotely in real time. To improve design-work efficiency, the company enhanced its pile design software and shortened design times for core operations. It also worked on developing a new deep-mixing construction method aimed at industry-leading bearing capacity, based on the company's specialized intermediate excavation method for concrete piles, which also contributes to reducing CO2 emissions, and conducted trial construction.」

「Since 2021, the company has been working to commercialize 3D printers to improve production-process efficiency. It has now manufactured and shipped actual products at its Kumagaya Plant, and introduced systems to promote quality control and the digitalization of administrative operations.」

「As a technology R&D topic for the cumulative first quarter, the company announced on 20 April 2023 that it had developed manufacturing technology for precast products using artificial intelligence (AI). It will promote more consistent quality in precast concrete products and labor savings in the manufacturing process, with the aim of further improving competitiveness. Total R&D expenses for the cumulative first quarter were ¥103 million.」

「In the road business, the company jointly developed the precast products "barriers and center blocks" to address the need to prevent serious accidents on temporary two-lane roads, and participated in trial installations. The rollout is scheduled to expand nationwide from the next fiscal year.」

「The company engaged in research on manufacturing precast concrete blocks using 3D printers and cement-based materials to address the worsening shortage of construction workers, enhancement and field testing of the low-carbon concrete e-CON® toward achieving carbon neutrality, and research into applying ultra-high-strength fiber-reinforced concrete to cylindrical components.」

「The main initiatives during the period under the 21-23 Plan included completing development of the vertical Wellman storage tank for urban flood control, introducing the next-generation DX construction management system Pile-ViMSys® at actual construction sites and adding functions, and advancing research to enhance the functions of e-CON®, a CO2-reducing material for realizing a carbon-neutral era.」

「In addition to advancing R&D on products that contribute to environmental sustainability and the realization of a decarbonized, carbon-neutral society, the company expanded its lineup of high-value-added products for rainwater management in response to climate change.」

「During the second quarter, as part of the digitalization central to its growth strategy, the company launched Pile-ViMSys, a next-generation DX construction management system designed to improve both construction quality and efficiency in foundation pile installation. It also advanced R&D on environmental materials for a decarbonized society and products for rainwater management. Total R&D expenses for the cumulative second quarter were ¥103 million.」

「In addition to promoting sales of the high-bearing-capacity construction method HiFB II, developed last year, and strategic initiatives in disaster prevention, disaster mitigation and national resilience, the company implemented organizational reforms to promote the development of strategic products.」

「The Group is engaged in research on materials, development of new products, development of construction methods and construction machinery, and R&D on manufacturing technologies, with the aim of contributing to the creation of an affluent and comfortable living environment through the development of social infrastructure. Total R&D expenses for the fiscal year were ¥140 million.」

「Total R&D expenses for the cumulative third quarter were ¥98 million. There were no material changes in the status of the Group's R&D activities during the cumulative third quarter.」

「Total R&D expenses for the cumulative second quarter were ¥54 million. There were no material changes in the status of the Group's R&D activities during the cumulative second quarter.」

「Total research and development expenses for the first quarter of the current fiscal year were ¥26 million. There were no significant changes in the status of the Group's research and development activities during the first quarter of the current fiscal year.」

「Total research and development expenses for the first 9 months of the current fiscal year were ¥114 million. There were no significant changes in the status of the Group's research and development activities during the first 9 months of the current fiscal year.」

「Total research and development expenses for the first 6 months of the current fiscal year were ¥68 million. There were no significant changes in the status of the Group's research and development activities during the first 6 months of the current fiscal year.」

「Total research and development expenses for the first quarter of the current fiscal year were ¥30 million. There were no significant changes in the status of the Group's research and development activities during the first quarter of the current fiscal year.」

「To contribute to creating a rich and comfortable living environment through the development of social infrastructure, the Group conducts research on materials, develops new products, develops construction methods and construction machinery, and conducts research and development of manufacturing technologies. Total research and development expenses for the fiscal year were ¥288 million.」

「Total research and development expenses for the first 9 months of the current fiscal year were ¥169 million. There were no significant changes in the status of the Group's research and development activities during the first 9 months of the current fiscal year.」

「Total research and development expenses for the first 6 months of the current fiscal year were ¥141 million. There were no significant changes in the status of the Group's research and development activities during the first 6 months of the current fiscal year.」

「Operating profit was ¥309 million, up 9.6% year on year, due in part to the Company's focus on research and development. Ordinary profit was ¥729 million, up 49.7%, due to equity-method investment gains and dividend income, among other factors. Profit attributable to owners of the parent was ¥700 million, up 89.4%, due in part to gains on sales of non-current assets. Total research and development expenses for the first quarter of the current fiscal year were ¥96 million.」

「To contribute to creating a rich and comfortable living environment through the development of social infrastructure, the Group conducts research on materials, develops new products, develops and manufactures construction methods and construction machinery, and conducts research and development of manufacturing technologies. Total research and development expenses for the fiscal year were ¥273 million.」

「Operating income by segment was a loss of ¥31 million, compared with operating income of ¥362 million in the same quarter of the previous year, due to investment in production facilities and production technology development for segment products and precast products. The Company expects this investment to improve earnings going forward.」

「日本ヒュームグループ will further advance the product development and construction method development for precast concrete products cultivated over 90 years as it moves toward its centenary.」

「In addition to establishing a new production line at the Kumagaya Plant, the Company has built production capabilities at its other 4 domestic plants—Tomakomai, Mie, Amagasaki, and Kyushu. It has also conducted research and development of high-value-added products to address aging social infrastructure and labor shortages at construction sites.」

「The Company will further advance the product development and construction method development for precast concrete products cultivated over 90 years as it moves toward its centenary.」

「日本ヒュームグループ will further advance the product development and construction method development for precast concrete products cultivated over 90 years as it moves toward its centenary.」

「The Company will further advance the product development and construction method development for precast concrete products cultivated over 90 years as it moves toward its centenary.」