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Ichimill is a service that enables positioning with an accuracy of a few centimeters by performing RTK positioning using signals received from GNSS, such as the quasi-zenith satellite "Michibiki." *1 GNSS (Global Navigation Satellite System) refers to the collective term for satellite positioning systems such as QZSS (Quasi-Zenith Satellite System), GPS, GLONASS, and Galileo. *2 RTK (Real Time Kinematic) positioning is a method that allows for high-precision positioning by using two receivers, a fixed station and a mobile station, to exchange information in real-time between the two points.

"ichimill" is a high-precision positioning service for corporate clients capable of achieving accuracy within just a few centimeters. Starting October 1, 2025, the new "Ntrip (G-VRS) Plan" is available. This plan utilizes the VRS method compliant with operational regulations for public surveying, allowing you to use it with confidence for public works projects. The "Ntrip (G-VRS) Plan" leverages data from the Geospatial Information Authority of Japan (GSI)'s Electronic Reference Points. It generates a virtual reference station near your location to distribute correction data. 【Features of the New "Ntrip (G-VRS) Plan"】 VRS Method: Generates a "Virtual Reference Station" near the user's location using GSI Electronic Reference Point data to transmit correction information. Seamless Transition: Utilizes approximately 1,300 GSI Electronic Reference Points. Users familiar with conventional VRS methods can transition and implement this system smoothly. First Domestic Software: Adopts Japan's first domestically developed VRS software. Cost-Effective: Available at a low cost (18,000 JPY/month excluding tax). For more details, please download the PDF or feel free to contact us.

Satellite positioning, which is increasingly in demand for various applications in measurement, agriculture, and construction sites, can sometimes result in errors of 2 to 10 meters with conventional methods. "ichimill," provided by SoftBank, utilizes SoftBank's unique reference points for RTK positioning, allowing for errors to be reduced to just a few centimeters. High-precision location information can be utilized in many fields, leading to reduced work time, cost savings, and improved safety for workers. This document introduces the features and pricing of ichimill, as well as frequently asked questions regarding its implementation.

The paradigm shift in industrial structure is advancing the automation of various industries. In this context, high-precision location information is gaining attention. In automation, discrepancies in location information can reduce the reliability of collected data and lead to causes of operational errors, making it essential to capture accurate time and place for the development of industries. This document provides a detailed introduction to the service ichimill, which enables positioning with an accuracy of a few centimeters by performing RTK positioning using signals received from GNSS such as the quasi-zenith satellite Michibiki. Additionally, we will present industry-specific use cases demonstrating how ichimill is being utilized across various sectors.

Ichimill is a SoftBank service that utilizes GNSS signals and RTK positioning technology to achieve high-precision location positioning with an accuracy of a few centimeters. By leveraging over 3,300 SoftBank base stations nationwide as unique reference points, there is no need for customers to set up or maintain reference points. It supports operations that require accurate location information, such as automatic control of construction machinery and drones, progress management at construction sites, infrastructure inspections, and public surveying. Even during wide-area movement, it automatically switches to the optimal reference point, ensuring stable positioning. It contributes to the promotion of construction DX, work efficiency improvement, and enhanced safety.

In the surveying industry, particularly in terrain mapping, the acquisition of detailed and accurate terrain data is essential. Even slight positioning errors can affect the recognition of terrain shapes and dimensions, potentially leading to rework during the design and development stages, as well as discrepancies with the actual site. High-precision positioning serves as the foundation for reliable terrain data. The high-precision positioning service "ichimill" addresses this challenge by providing positioning accuracy within a few centimeters, thereby supporting more reliable terrain mapping. 【Usage Scenarios】 - Extensive terrain surveying - Acquisition of detailed terrain data - Collaboration with drone surveying - Current condition surveying at construction sites 【Benefits of Implementation】 - Improved accuracy of terrain data - Increased efficiency of surveying operations - Enhanced reliability during design and development stages - Reduction of rework

At construction sites, accurately determining and guiding the position of heavy machinery is emphasized as crucial for safe and efficient work execution. Especially in complex terrains and limited spaces, positioning accuracy to the millimeter is required, as even slight errors can lead to accidents or rework. Our high-precision positioning service "ichimill" utilizes RTK positioning technology to achieve positioning accuracy within a few centimeters, supporting the precise guidance of heavy machinery. 【Usage Scenarios】 - Accurate position management of construction machinery - Providing real-time guidance information to heavy machinery operators - Safe operation management of heavy machinery within the construction area - Recording accurate position data for progress management 【Benefits of Implementation】 - Improved safety of operations - Reduction of rework due to enhanced construction accuracy - Contribution to improved work efficiency and shortened construction periods - Reduced burden on operators

In the field of agriculture, accurate positioning of agricultural machinery is essential for improving work efficiency and safety in autonomous driving. Particularly, precise operations within fields and safe navigation in complex terrains require high-precision positioning within a few centimeters. Inaccurate location information can lead to delays in work, damage to machinery, and loss of harvest. The high-precision positioning service "ichimill" achieves positioning accuracy within a few centimeters through RTK technology, enhancing the reliability of agricultural autonomous driving systems. 【Use Cases】 - Tillage, seeding, and weeding operations by autonomous tractors - Precise rice planting by autonomous rice transplanters - Automation of pesticide spraying by drones - Position management of agricultural machinery within fields 【Benefits of Implementation】 - Labor savings through automation of operations - Stabilization of yield and quality through improved work accuracy - Safe operation of machinery and reduced risk of accidents - Efficient management of the entire field

In infrastructure inspections, particularly in drone aerial photography, accurate location identification and high-precision data acquisition are required. This enables the efficiency of inspection work and allows for detailed situation analysis. High-precision positioning enhances the reliability of inspection data and becomes an important decision-making material in infrastructure maintenance management. The high-precision positioning service "ichimill" was developed to meet these needs. 【Usage Scenarios】 - Drone aerial inspections of extensive infrastructure facilities - Data collection based on detailed location information of structures - Positioning to enhance the accuracy of inspection data 【Effects of Implementation】 - Increased efficiency and accuracy of inspection work - Deepened data analysis based on detailed location information - Decision-making support in infrastructure maintenance management

In forestry, the accuracy of logging plans directly impacts work efficiency and the effective use of resources. Particularly, accurately identifying locations and specific logging areas in vast forests is a crucial element in planning. Inaccurate positioning can lead to delays in planning and waste of resources. The high-precision positioning service "ichimill" enables positioning with an error of just a few centimeters through RTK technology, supporting the improvement of logging plan accuracy. 【Usage Scenarios】 - Identifying target trees for logging in vast forest areas - Accurate surveying of logging plan areas - Understanding the current location of workers and ensuring safety management 【Effects of Implementation】 - Improved work efficiency through enhanced accuracy of logging plans - Reduction of resource waste, contributing to sustainable forest management - Ensuring worker safety and rapid situational awareness

In the construction industry, issues such as "labor shortages, aging workforce, technology transfer, safety improvements, and promotion of automation" are becoming prominent. In particular, "positioning errors" are a problem in the automation of drones and construction machinery, making "high-precision positioning information" crucial. We are offering a booklet on "high-precision positioning information," which is the key to the success of construction DX. [Contents (excerpt)] - Technologies essential for a future where all industries are automated - Technologies necessary for realizing construction DX - Achieving positioning accuracy within a few centimeters with "ichimill" - What is "ichimill"? - Use cases in construction sites - Public surveying *For more details, please download the PDF or contact us directly.