東京久栄 List of Products and Services

At Tokyo Kyu-ei Co., Ltd., we support offshore wind power generation projects. We provide comprehensive support from planning to understanding the current situation, forecasting evaluations, and fishing cooperation measures through interaction with experts from a wide range of fields. In offshore wind power generation projects, we can contribute to the revitalization of the entire region and consensus building by proposing fishing cooperation measures. Our company proposes fishing cooperation measures that fully take into account the local circumstances based on offshore wind power generation projects. 【Features】 ■ In location environment surveys, we grasp natural conditions such as marine information and social conditions such as infrastructure information, as well as relevant laws and regulations through existing materials for desktop studies to select candidate sea areas. ■ We support everything from permits and approvals to the extraction of evaluation items based on various conditions. ■ We conduct investigations of various conditions in candidate sea areas and provide materials for basic design and detailed design. ■ In environmental assessments, we provide a consistent service for assessment work, including planning, document preparation, field surveys, holding information sessions, and responses to government and local authorities. *For more details, please refer to the PDF materials or feel free to contact us.

• maintenance
• Other Management Services
• Environmental Survey

Our company assists local fishing industry stakeholders, diving contractors, maritime companies, and others in entering underwater maintenance businesses related to offshore wind power locations, using the common keyword of the sea. By developing business plans for power generation operators and O&M operators, expanding local industries, creating jobs, and nurturing young talent, we aim to revitalize the community and form sustainable municipalities. We support local companies through cooperation in selecting inspection equipment, providing it, training operators, and planning maintenance execution. Please feel free to consult with us first. **Features** - Data management, reporting, countermeasures, and review proposals: Support for centralized data management - Maintenance implementation: Support for on-site execution led by local entities - Cooperation in selecting and providing inspection equipment: Zero initial cost - Operator training: Development of managers and support staff, among others *For more details, please refer to the PDF materials or feel free to contact us.*

• maintenance
• Environmental Survey
• Other Management Services

Our company assists local fishing-related businesses, diving operators, and maritime companies in participating in underwater maintenance projects and nurturing them as local industries for offshore wind power facilities. We propose maintenance plans and equipment tailored to the condition of the facilities. Additionally, we are considering collaboration with local maintenance companies, including suggestions for ROVs suitable for the marine area and training and development of ROV operators. With over half a century of cultivated technical expertise and a wealth of personnel, we respond to the establishment of various facilities. 【Features】 ■ Proposals for maintenance plans and equipment ■ Support from new installations to large-scale renovations ■ Comprehensive marine facility survey services ■ Proposals for sustainable fisheries promotion for the future, including the creation of intertidal zones and rocky reef habitats ■ Support for high hygiene management in seed production, aquaculture facilities, and fisheries *For more details, please refer to the PDF materials or feel free to contact us.

• maintenance
• Environmental Survey
• Other Management Services

We propose a social environment survey to advance the "fishing industry coordination" plan, taking into account the characteristics of the region and the requests of local stakeholders. To promote new offshore wind power installations, it is essential to build consensus with fishing industry stakeholders. To facilitate this consensus-building, the concept of "fishing industry coordination," which allows both parties to mutually benefit from the coexistence of facility installation and fishing, is becoming more widespread and ingrained. Additionally, as the next step, we also propose connecting to the economic ripple effects in the region involving local stakeholders, based on renewable energy. [Example Proposal] - Proposal for the creation of new fishing grounds - Creation of reef-like seaweed beds around bottom-mounted offshore wind power facilities in shallow waters - Enhancement of biological productivity and biodiversity in coastal ecosystems - Creation of new fishing grounds that are easy for fishermen to utilize *For more details, please refer to the PDF document or feel free to contact us.

• Wind power generation

We would like to introduce wave power generation, which utilizes wave energy as "renewable energy." The University of Tokyo's Institute of Industrial Science and 12 private companies, including our company, have entered into a joint research agreement. In this joint research, we are conducting studies on power generation facilities following the Kuji Wave Power Plant, exploring the potential of wave power generation and leveraging the extensive know-how accumulated from previous power projects to contribute to the realization of a sustainable society. 【Features】 ■ Joint research agreement signed ■ Advancing research and development towards the construction of high-efficiency wave power plants ■ Utilizing extensive know-how from previous power projects to contribute to the realization of a sustainable society *For more details, please refer to the PDF materials or feel free to contact us.

• Other power generation

We would like to introduce our "Regional Promotion" initiatives. In "Regional Resource Marketing," we collaborate with local residents to create and commercialize unique, experiential tourism content tailored to the region. Additionally, we are promoting "Energy Self-Sufficiency" to prevent the outflow of wealth from the region by realizing local production and consumption of regional energy, aiming to revitalize the local economy. 【Examples】 <Regional Resource Marketing> ■ Dried Fish Making Experience ■ Development of Local Bento Boxes <Promotion of Energy Self-Sufficiency> ■ Nature Walks *For more details, please refer to the PDF document or feel free to contact us.

• Environmental Survey

Our "Environmental Assessment" offers procedures that match your business plan. We can handle environmental assessments based on laws such as the Environmental Impact Assessment Act, as well as voluntary assessments related to thermal power plants and onshore and offshore wind farms. Additionally, leveraging our decades of experience in power plant assessments, we provide detailed and consistent support to our clients. 【Features】 ■ Proposing procedures that match the business plan ■ Capable of conducting voluntary assessments for small-scale thermal power plants ■ Offering support tailored to your needs even after the assessment procedures are completed ■ Achieving a consistent cooperative system from planning and design to document creation and monitoring *For more details, please refer to the PDF materials or feel free to contact us.

• Environmental Survey

We would like to introduce the "Terrestrial Survey" that we conduct. We carry out investigations to understand the conditions of air pollutants, noise and vibration, low-frequency sounds, as well as surveys to assess water quality, including environmental hormones, in lakes, dam reservoirs, and rivers. Additionally, we conduct surveys on items related to the natural environment, such as animals and plants, carried out by personnel with specialized knowledge. 【Survey Items】 ■ Air environment survey ■ Water environment survey ■ Flora and fauna survey ■ Survey of landscapes and activities that connect people with nature ■ Soil survey *For more details, please refer to the PDF document or feel free to contact us.

• Environmental Survey

We would like to introduce the "Marine Area Survey" that we conduct. We carry out various surveys from tidal flats to coastal areas and even the open sea, elucidating the ever-changing natural phenomena and the various current conditions and ecology of living organisms. In addition to environmental surveys and monitoring studies related to various developments, we will also strive for environmental conservation by re-examining the environment from various perspectives to meet diverse needs. 【Survey Items】 ■ Oceanographic conditions (waves, currents, tide levels) ■ Water quality and sediment quality ■ Marine organisms (plants, animal plankton, benthic organisms, intertidal organisms) ■ Various environmental surveys commissioned by government agencies and local governments ■ Research surveys for various research institutions *For more details, please refer to the PDF materials or feel free to contact us.

• Geological Survey
• Environmental Survey

Our company conducts "nature experience activities and environmental education" in collaboration with various organizations such as schools, local residents, NPOs, and fishing cooperatives. Utilizing the knowledge and experience gained from numerous surveys related to marine environments, we implement environmental learning activities such as observation sessions and conservation activities in coastal areas like tidal flats, intertidal zones, and seagrass beds. Additionally, we support the creation of satoumi (managed coastal areas) in collaboration with citizens, conservation activities for horseshoe crab habitats, and citizen-participation activities for creating seagrass beds. [Examples of Activities] ■ Coastal environmental learning (natural organism observation sessions) ■ Creation of satoumi in collaboration with citizens ■ Conservation activities for horseshoe crab habitats in collaboration with citizens ■ Seagrass bed creation with citizen participation *For more details, please refer to the PDF document or feel free to contact us.

• Environmental Survey

We would like to introduce our efforts in "Coral Reef Restoration." We investigate important environmental conditions for the habitat of organisms, such as seabed quality, currents, and light levels, to select suitable locations. We create transplant seedlings from coral eggs and carry out transplants, as well as implement seagrass transplants using methods that leverage the characteristics of the seeds. Additionally, we are actively employing unprecedented methods, such as transplanting corals and seagrasses together. [Activities] ■ Investigation of coral reef conditions ■ Coral cultivation ■ Creation of subtropical seagrass ■ Symbiotic transplantation of corals and seagrasses *For more details, please refer to the PDF document or feel free to contact us.

• Environmental Survey

Our company is engaged in "the restoration of tidal flats" to maintain the environment of tidal flats and improve their utilization. By tilling the land by hand, we supply oxygen to the underlying sand and mud, and conduct various demonstration tests and monitoring aimed at restoration. Additionally, for the restoration of clam habitats, we install covering nets and place crushed stone, gravel, and pumice in net bags, which are then set up in the tidal flats. 【Activities】 ■ Restoration of tidal flats through manual tilling ■ Demonstration tests for the restoration of tidal flats ■ Restoration of clam habitats through the installation of covering nets ■ Restoration of clam habitats using substrate for attachment *For more details, please refer to the PDF document or feel free to contact us.

• Environmental Survey

We would like to introduce our efforts in "restoration of seagrass beds." We investigate the distribution of seagrass beds and the marine life inhabiting them, and we plan restoration methods that include the recovery of existing seagrass beds, the establishment of new foundations, and the improvement of seabed conditions. Additionally, we are also engaged in the restoration of seagrass beds formed in sandy-mud areas and the restoration of seagrass beds formed in rocky areas. 【Activities】 ■ Investigation of the actual condition of seagrass beds ■ Restoration of seagrass beds ■ Restoration of seagrass beds *For more details, please refer to the PDF document or feel free to contact us.

• Environmental Survey

We would like to introduce the "Biological Analysis and Experiments" conducted by our company. Samples collected during field surveys are carefully examined by responsible personnel for each item, and the results are compiled. We conduct analyses of zooplankton and phytoplankton. Additionally, we also perform analyses of fish eggs and fry, which contribute to understanding the production volume of fish as seafood. 【Activities】 ■ Zooplankton analysis ■ Phytoplankton analysis ■ Fish egg and fry analysis ■ Benthos analysis ■ Seagrass and seaweed analysis ■ Various experiments *For more details, please refer to the PDF document or feel free to contact us.

• Analysis and prediction system

We would like to introduce our "Chemical Analysis and Experiments." We analyze environmental water quality samples such as river and lake water, seawater, and groundwater, as well as wastewater from businesses, environmental soil, agricultural land soil, improved soil, and construction waste. Additionally, we conduct analysis of dioxins in environmental sediments from lakes, rivers, and marine areas, as well as in environmental water and sediments. 【Activities】 ■ Water quality analysis ■ Soil analysis ■ Sediment analysis ■ Dioxin analysis ■ Various experiments *For more details, please refer to the PDF document or feel free to contact us.

• Analysis and prediction system

We would like to introduce our "PFAS analysis using ISO21675." The method using the ISO21675 analytical standard allows for the measurement of not only the main components but also by-products at low concentrations, enabling us to understand the mass balance. In the future, we will collaborate with organizations participating in the PFAS countermeasure technology consortium to explore new technologies such as "expanded ISO21675 for simultaneous analysis of 75 types of PFAS," and we will strive to respond flexibly to various industry needs. 【Features】 <PFAS> ■ There are thousands of different substances ■ Multiple isomers with varying carbon chain lengths exist ■ Some exhibit properties such as water and oil repellency, thermal and chemical stability *For more details, please refer to the PDF document or feel free to contact us.

• Analysis and prediction system

In our "Aquaculture Facilities" division, we provide systems and products related to aquaculture, as well as planning, design, construction, and construction management of facilities. We primarily engage in the design and consulting of aquaculture-related facilities that utilize seawater, leveraging our extensive know-how to create designs that are informed by a deep understanding of coastal and offshore environments. In addition to designing and consulting for seawater intake facilities, we also manage construction after the design phase. 【Activities】 ■ Planning and Design ■ Construction ■ Water Intake Systems ■ Related Products *For more details, please refer to the PDF document or feel free to contact us.

• Other construction services

We would like to introduce our "Simulation Analysis." By using numerical analysis with computers, we can accurately predict the distribution of waves, currents, and water quality in marine areas. This allows for precise reproduction of marine phenomena and enables higher accuracy in analysis. We conduct various predictions, including thermal and cold water discharge forecasts, water quality predictions, turbidity forecasts, and current condition forecasts. Depending on the purpose of the prediction, we can incorporate various physical processes into the model and perform the analysis. 【Types of Predictions】 ■ Thermal and Cold Water Discharge Forecasts ■ Water Quality Predictions ■ Turbidity Forecasts ■ Current Condition Forecasts ■ Wave Forecasts *For more details, please refer to the PDF document or feel free to contact us.

• Scientific Calculation and Simulation Software

Our company proposes various "jellyfish intrusion prevention systems" suitable for different intake structures, based on our design technology for marine structures and knowledge of marine biology. The "jellyfish intrusion prevention net" can be deployed around the seawater intake of the intake structure to prevent large-scale influx and suction of jellyfish. Additionally, there is a method that involves blowing compressed air in the front sea area of the intake structure to create an upward flow of bubbles that lifts jellyfish and pushes them out of the intake area. 【Types of Equipment】 ■ Jellyfish intrusion prevention net ■ Air bubbling equipment *For more details, please refer to the PDF document or feel free to contact us.

• Drainage and ventilation equipment

Our "Water Intake and Discharge Facilities" provide clear and stable seawater for any purpose, utilizing the technology and know-how we have cultivated over many years. We offer the "TK-type Water Intake Facility," which ensures a stable supply of high-quality deep seawater, and the "TK-type Discharge Facility," which discharges cold and warm wastewater horizontally into the offshore deep sea. Additionally, we propose facilities and equipment that consider the environment, residents, and facility operations, designing and consulting on suitable facilities and equipment that not only protect the environment but also take into account post-use considerations. 【Features】 <TK-type Water Intake Facility> - Composed of an intake tip (water intake) and an intake pipe (conduit) - Provides a stable supply of high-quality deep seawater without being affected by coastal topography or sea conditions - The intake tip and intake pipe are connected using special joints designed with construction feasibility in mind *For more details, please refer to the PDF materials or feel free to contact us.

• Water Treatment Plant

We would like to introduce our "Maintenance and Management Survey of Marine Structures and Port Facilities." We assist in the maintenance and management of marine and port structures, which are social infrastructure, by compiling survey results, developing long-term repair plans, and examining construction methods. Additionally, we create 3D image analyses and topographic maps using multi-beam sonar, allowing us to obtain extensive data to understand the current condition of the structures, which serves as foundational material for maintenance and repair planning. 【Features】 ■ Assistance with compiling survey results, long-term repair plans, and examining construction methods ■ Capable of handling everything from daily maintenance to repairs ■ Creation of 3D image analyses and topographic maps using multi-beam sonar, obtaining extensive data *For more details, please refer to the PDF materials or feel free to contact us.

• Structural Survey

We would like to introduce our "Survey of Concrete Structures for Marine Facilities." We conduct current condition surveys of concrete water channels and dolphins, and based on the results, we can also plan and execute repair projects. We perform visual inspections for issues such as surface delamination, peeling, exposed aggregates, cracks, and exposed rebar, as well as conducting chiseling to measure carbonation depth, rebar corrosion, and salt content. 【Activities】 ■ Visual Inspection ■ Chiseling Survey ■ Core Drilling Test ■ Underwater Concrete Technology ■ Repair Techniques for Joints and Expansion Joints *For more details, please refer to the PDF document or feel free to contact us.

• Structural Survey

We would like to introduce our "Underwater Inspection Robot for Inspections and Surveys." We conduct inspections of underwater structures such as water intake and discharge facilities at various plants and water intake screens at dams, and we can measure the size of the target objects using a line laser. Additionally, we perform inspections of underwater structures such as water intake and discharge facilities at various plants and water intake screens at dams, as well as surveys of the distribution of underwater organisms and seagrass beds. [Types of Inspections and Surveys] ■ Inspection of water column structures and equipment ■ Inspection inside pipes and culverts ■ Environmental surveys *For more details, please refer to the PDF document or feel free to contact us.

• Hydrological survey

We would like to introduce our "Ultrasonic Measurement Survey of Marine Equipment." We measure the thickness of steel materials in underwater steel structures using ultrasound, without exposing the structural components. This allows us to assess the corrosion status of the steel without taking samples. Additionally, we conduct surveys using pencil beam and multi-beam sonar to capture images of underwater structures. 【Types of Measurements and Surveys】 ■ Thickness Measurement ■ Coating Thickness Measurement ■ Surveys using Beam Sonar *For more details, please refer to the PDF document or feel free to contact us.

• Structural Survey
• Environmental Survey