Ground Investigation and
Improvement business

We support cities and infrastructure by investigating and improving the ground.

In our Ground Investigation and Improvement Business, our geological specialists provide consultation on all kinds of soil-related concerns, including ground, geology, soil quality, and soil, and propose a variety of solutions from the perspectives of infrastructure, disaster prevention, environment, energy, and lifestyle.
We support society by investigating and improving the ground in a wide range of areas, from ordinary households to commercial facilities and social infrastructure such as railways, with the aim of creating cities that are resilient to disasters.

Business domain

  • Ground
    investigation
  • Ground improvement work
  • Subsidence
    correction work
  • Retaining wall
    construction
  • Surveying
  • Solar related
    construction work
  • Soil investigation
  • Real estate
    business
  • Construction

Value provided by our business

  • Developing a safe and secure living environment
  • Creating a city that is resilient to disasters
  • Providing comfortable housing

Growth strategy

In Japan, which is prone to earthquakes, we will invest in technological capabilities and equipment to create a safer and more secure living environment and a city that is more resilient to disasters in which we will create a system that can provide high-quality services and achieve sustainable growth.

  • Switching to high-quality SFP construction method and Ecogeo construction method for ground improvement work nationwide.
  • Construction of large-scale projects (using the Column Z method) and investment in equipment for large-scale construction projects.
  • Opening new stores in Japan (Minamikyushu area)
  • Improvement of synergy effects among group companies
  • Strengthening corporate housing agency services and real estate brokerage in the real estate business (in which GIR is engaged)