DAI-ICHI CUTTER KOGYO K.K. is a Japan-based construction company mainly engaged in cutting and drilling works. The Company has three business segments. The Cutting and Drilling Construction segment is engaged in cutting work necessary for dismantling, cutting and drilling necessary for dismantling and removing concrete structures. The Building Maintenance segment is engaged in the maintenance of inspection, water tank cleaning, miscellaneous drainage pipe cleaning duties in collective housing or office building. The Reuse and Recycling segment is maintenance and inspection of water supply and drainage facilities, water tank cleaning, and miscellaneous drainage pipe cleaning services in apartment buildings and office buildings.