Research and Development Activities in the Civil Engineering and Construction Fields
First written in FY2017-Q1. 24 of 33 entries say "Restated". Latest entry: FY2026.
17 other companies' latest entry also says "Advanced".
- FY2026AdvancedAnnual report
「Research and development expenditure for the fiscal year was ¥1,231 million (civil engineering ¥1,132 million; building construction ¥98 million). The main research and development activities and their results are as follows.」
Research and development expenditure increased from ¥1,018 million in the previous fiscal year to ¥1,231 million. The company describes development and demonstration activities involving point-cloud-based track-surface monitoring, machine guidance in non-GNSS environments, remote-controlled deep-foundation construction, geopolymer concrete, and BIM placement simulations. - 2026-05-14AdvancedEarnings
「一般管理費及び完成工事原価に含まれる研究開発費の総額は次のとおりです。」
研究開発費は前年度1,101百万円から当年度1,231百万円へ増加している。 - FY2026-H1RestatedAnnual report
「The Group's total research and development expenditure for the six-month interim period was ¥547 million (civil engineering ¥515 million; building construction ¥32 million). There were no material changes in the status of the Group's research and development activities during the six-month interim period.」
Discloses research and development expenditure of ¥547 million (civil engineering ¥515 million; building construction ¥32 million), but states that there were no material changes in the status of research and development activities. - FY2025-H1RestatedAnnual report
「The Group's total research and development expenditure for the six-month interim period was ¥449 million (civil engineering ¥423 million; building construction ¥25 million). There were no material changes in the status of the Group's research and development activities during the six-month interim period.」
Discloses research and development expenditure of ¥449 million, broken down between civil engineering and building construction, and states that there were no material changes in research and development activities. - FY2024AdvancedAnnual report
「Research and development expenditure for the fiscal year was ¥1,018 million (civil engineering ¥891 million; building construction ¥127 million). The main research and development activities and their results are as follows.」
Research and development expenditure increased from ¥966 million in the previous fiscal year to ¥1,018 million. The company specifically describes development and implementation results involving TK Construction Flow 360, a mechanical deep-foundation construction method, CO2 emissions reduction technology, and BIM add-in tools. - FY2024-Q3RestatedAnnual report
「The Group's total research and development expenditure for the nine months ended December 31 was ¥701 million (civil engineering ¥606 million; building construction ¥95 million). There were no material changes in the status of the Group's research and development activities during the nine months ended December 31.」
Discloses research and development expenditure of ¥701 million, broken down between civil engineering and building construction, and states that there were no material changes in the status of research and development activities. - FY2024-Q2RestatedAnnual report
「The Group's total research and development expenditure for the six months ended September 30 was ¥500 million (civil engineering ¥456 million; building construction ¥44 million). There were no material changes in the status of the Group's research and development activities during the six months ended September 30.」
Discloses research and development expenditure of ¥500 million, broken down between civil engineering and building construction, and states that there were no material changes in the status of research and development activities. - FY2024-Q1RestatedAnnual report
「The Group's total research and development expenditure for the three months ended June 30 was ¥240 million (civil engineering ¥220 million; building construction ¥20 million). There were no material changes in the status of the Group's research and development activities during the three months ended June 30.」
Discloses research and development expenditure of ¥240 million, broken down between civil engineering and building construction, and states that there were no material changes in the status of research and development activities. - FY2023AdvancedAnnual report
「Research and development expenditure for the fiscal year was ¥966 million (civil engineering ¥854 million; building construction ¥111 million). The main research and development activities and their results are as follows.」
Research and development expenditure increased from ¥827 million in the previous fiscal year to ¥966 million. The company specifically describes development, demonstration and implementation results involving an intrusion detection system, a mechanical deep-foundation construction method, small-scale woody biomass gasification power generation, vibration-control braces, CELBIC, and XR technology. - FY2023-Q3RestatedAnnual report
「The Group's total research and development expenditure for the nine months ended December 31 was ¥624 million (civil engineering ¥558 million; building construction ¥66 million). There were no material changes in the status of the Group's research and development activities during the nine months ended December 31.」
Discloses research and development expenditure of ¥624 million (civil engineering ¥558 million; building construction ¥66 million) and states that there were no material changes in the status of research and development activities. - FY2023-Q2RestatedAnnual report
「The Group's total research and development expenditure for the six months ended September 30 was ¥455 million (civil engineering ¥402 million; building construction ¥53 million). There were no material changes in the status of the Group's research and development activities during the six months ended September 30.」
Discloses research and development expenditure of ¥455 million (civil engineering ¥402 million; building construction ¥53 million) and states that there were no material changes in the status of research and development activities. - FY2023-Q1RestatedAnnual report
「The Group's total research and development expenditure for the three months ended June 30 was ¥280 million (civil engineering ¥257 million; building construction ¥23 million). There were no material changes in the status of the Group's research and development activities during the three months ended June 30.」
Discloses research and development expenditure of ¥280 million, broken down between civil engineering and building construction, and states that there were no material changes in the status of research and development activities. - FY2022-Q3RestatedAnnual report
「The Group's total research and development expenditure for the nine months ended December 31 was ¥656 million (civil engineering ¥591 million; building construction ¥65 million). There were no material changes in the status of the Group's research and development activities during the nine months ended December 31.」
Reports research and development expenditure of ¥656 million, broken down between civil engineering and building construction, but states that there were no material changes in the status of research and development activities. - FY2022-Q2RestatedAnnual report
「The Group's total research and development expenditure for the six months ended September 30 was ¥414 million (civil engineering ¥381 million; building construction ¥33 million). There were no material changes in the status of the Group's research and development activities during the six months ended September 30.」
Reports research and development expenditure of ¥414 million, broken down between civil engineering and building construction, and states that there were no material changes in the status of research and development activities. - FY2022-Q1RestatedAnnual report
「The Group's total research and development expenditure for the three months ended June 30 was ¥178 million (civil engineering ¥173 million; building construction ¥4 million). There were no material changes in the status of the Group's research and development activities during the three months ended June 30.」
Reports research and development expenditure of ¥178 million, broken down between civil engineering and building construction, but states that there were no material changes in the status of research and development activities. - FY2021-Q2RestatedAnnual report
「The Group's total research and development expenditure for the six months ended September 30 was ¥444 million (civil engineering ¥436 million; building construction ¥8 million). There were no material changes in the status of the Group's research and development activities during the six months ended September 30.」
Reports research and development expenditure of ¥444 million, broken down between civil engineering and building construction, but states that there were no material changes in the status of research and development activities. - FY2021-Q1RestatedAnnual report
「The Group's total research and development expenditure for the three months ended June 30 was ¥224 million (civil engineering ¥219 million; building construction ¥4 million). There were no material changes in the status of the Group's research and development activities during the three months ended June 30.」
Reports research and development expenditure of ¥224 million, broken down between civil engineering and building construction, and states that there were no material changes in the status of research and development activities. - FY2020AdvancedAnnual report
「Research and development expenditure for the fiscal year was ¥747 million (civil engineering ¥687 million; building construction ¥59 million). The main research and development activities and their results are as follows.」
Research and development expenditure increased from ¥559 million to ¥747 million. The company specifically describes development and implementation results involving a construction experiment building, ICT and 3D scanners, a bridge construction site management system, construction BIM, zero-energy buildings (ZEB), small-scale hydroelectric power generation, and the PSP construction method. - FY2020-Q3RestatedAnnual report
「The Group's total research and development expenditure for the nine months ended December 31 was ¥633 million (civil engineering ¥599 million; building construction ¥33 million). There were no material changes in the status of the Group's research and development activities during the nine months ended December 31.」
Reports research and development expenditure of ¥633 million, broken down between civil engineering and building construction, but states that there were no material changes in the status of research and development activities. - FY2020-Q2RestatedAnnual report
「The Group's total research and development expenditure for the six months ended September 30 was ¥455 million (civil engineering ¥429 million; building construction ¥26 million). There were no material changes in the status of the Group's research and development activities during the six months ended September 30.」
Reports research and development expenditure of ¥455 million, broken down between civil engineering and building construction, and states that there were no material changes in the status of research and development activities. - FY2020-Q1RestatedAnnual report
「The Group's total research and development expenditure for the three months ended June 30 was ¥222 million (civil engineering ¥209 million; building construction ¥13 million). There were no material changes in the status of the Group's research and development activities during the three months ended June 30.」
Reports research and development expenditure of ¥222 million, broken down between civil engineering and building construction, and states that there were no material changes in the status of research and development activities. - FY2019AdvancedAnnual report
「Research and development expenditure for the fiscal year was ¥559 million (civil engineering ¥502 million; building construction ¥57 million). The main research and development activities and their results are as follows.」
Research and development expenditure was ¥559 million. The company describes the development and rollout of the three-dimensional interchange construction method, large-scale renewal projects, ICT and 3D scanners, biomass gas-fired power generation, construction BIM, small-scale hydroelectric power generation systems, and RCS composite walls. For RCS composite walls, it reports confirmation of structural performance and acquisition of general evaluation certification. - FY2019-Q3RestatedAnnual report
「The Group's total research and development expenditure for the nine months ended December 31 was ¥444 million (civil engineering ¥417 million; building construction ¥26 million). There were no material changes in the status of the Group's research and development activities during the nine months ended December 31.」
Reports research and development expenditure of ¥444 million, broken down between civil engineering and building construction, and states that there were no material changes in the status of research and development activities. - FY2019-Q2RestatedAnnual report
「The Group's total research and development expenditure for the six months ended September 30 was ¥343 million (civil engineering ¥322 million; building construction ¥20 million). There were no material changes in the status of the Group's research and development activities during the six months ended September 30.」
Reports research and development expenditure of ¥343 million, broken down between civil engineering and building construction, and states that there were no material changes in the status of research and development activities. - FY2019-Q1RestatedAnnual report
「The Group's total research and development expenditure for the three months ended June 30 was ¥140 million (civil engineering ¥136 million; building construction ¥3 million). There were no material changes in the status of the Group's research and development activities during the three months ended June 30.」
Reports research and development expenditure of ¥140 million, broken down between civil engineering and building construction, and states that there were no material changes in the status of research and development activities. - FY2018AdvancedAnnual report
「Research and development expenditure for the fiscal year was ¥552 million (civil engineering ¥502 million; building construction ¥50 million). The main research and development activities and their results are as follows.」
Research and development expenditure was ¥552 million. The company details specific development and implementation results, including the commercialisation of the COMPASS construction method, the introduction of ICT and 3D scanners at worksites, the operation of construction BIM, and test operation of a new small-scale hydroelectric power generation system. - FY2018-Q3RestatedAnnual report
「The Group's total research and development expenditure for the nine months ended December 31 was ¥283 million (civil engineering ¥260 million; building construction ¥22 million). There were no material changes in the status of the Group's research and development activities during the nine months ended December 31.」
Reports research and development expenditure of ¥283 million, broken down between civil engineering and building construction, and states that there were no material changes in the status of research and development activities. - FY2018-Q2RestatedAnnual report
「The Group's total research and development expenditure for the six months ended September 30 was ¥272 million (civil engineering ¥250 million; building construction ¥22 million). There were no material changes in the status of the Group's research and development activities during the six months ended September 30.」
Reports research and development expenditure of ¥272 million, broken down between civil engineering and building construction, and states that there were no material changes in the status of research and development activities. - FY2018-Q1RestatedAnnual report
「The amount spent on group-wide research and development activities during the first quarter of the current consolidated cumulative period was ¥150 million (¥135 million for civil engineering and ¥15 million for building construction). There were no material changes in the status of the Group's research and development activities during the first quarter of the current consolidated cumulative period.」
Research and development expenses of ¥150 million and the breakdown between civil engineering and building construction are disclosed, while the company states that there were no material changes in the status of its research and development activities. - FY2017AdvancedAnnual report
「In addition, practical implementation has been completed for a new construction method that enables further cost reductions and is not subject to restrictions on construction length for the COMPASS method, a small-cross-section underpass construction method. The company plans to pursue projects related not only to railways but also to roads.」
Specific progress in research and development is described, including completion of practical implementation of the COMPASS method, obtaining ministerial certification for ultra-high-strength concrete, trial use of construction BIM, and deployment of a comprehensive construction management support tool at all civil engineering sites during the current fiscal year. - FY2017-Q3RestatedAnnual report
「The amount spent on group-wide research and development activities during the third quarter of the current consolidated cumulative period was ¥344 million (¥330 million for civil engineering and ¥13 million for building construction). There were no material changes in the status of the Group's research and development activities during the third quarter of the current consolidated cumulative period.」
The cumulative research and development expenses and the breakdown between civil engineering and building construction are disclosed, while the company states that there were no material changes in the status of its research and development activities. - FY2017-Q2RestatedAnnual report
「The amount spent on group-wide research and development activities during the second quarter of the current consolidated cumulative period was ¥232 million (¥225 million for civil engineering and ¥7 million for building construction). There were no material changes in the status of the Group's research and development activities during the second quarter of the current consolidated cumulative period.」
Research and development activities focused on civil engineering and building construction, together with the cumulative amount, are reiterated. It is stated that there were no material changes in the status of the research and development activities. - FY2017-Q1First statedAnnual report
「The amount spent on group-wide research and development activities during the first quarter of the current consolidated cumulative period was ¥112 million (¥109 million for civil engineering and ¥3 million for building construction).」
The quarterly research and development expenses and their breakdown between civil engineering and building construction are disclosed.