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  6. Hiroi-kun III for Interior Construction Industry

Hiroi-kun III for Interior Construction Industry

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Estimation Software Rakuou Series

last updated:Jul 14, 2026

アークシステム 本社
アークシステム 本社
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Start for ¥3,800 per month (tax included)! Streamline the material picking for interior construction.

In the interior construction industry, accurate material takeoff and quick estimation are key to cost management and improving customer satisfaction. Particularly in interior work where diverse materials and complex shapes are mixed, omissions in takeoff and calculation errors can significantly impact profits. Hiroi-kun III streamlines the material takeoff needed for interior construction with simple operations that only require clicking on the drawings. [Usage Scenarios] - Estimation for interior construction - Ordering materials - Cost management [Effects of Implementation] - Reduction in takeoff time - Decrease in calculation errors - Cost savings

    additionCost management and cost estimation softwareOther Software
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Hiroi-kun III for Interior Construction Industry

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basic information

【Features】 - Bulk Extraction: Simply click on the drawing to extract lengths, areas, and wall areas all at once. - Fixture Extraction: Just place the shapes to complete the fixture extraction. Area deductions are automatically reflected. - Material Allocation: Automatically calculates the number of materials needed based on wall and floor areas. - Extraction Rule Saving: Allows registration and retrieval of over 2000 custom extraction methods. - Automatic Aggregation & Excel Output: Extraction results are automatically listed, with the option to output in Excel format. 【Our Strengths】 Ark System has developed the "Rakuou" series of estimation software for the construction industry as the best partner for our customers. It has been implemented by over 2100 companies. We support our customers in improving operational efficiency and productivity.

Price information

<Subscription Products> - Drawing extraction software "Hiroi-kun III" - Monthly fee: ¥3,800 (tax included) - Estimation software "Rakuou Crew" - Monthly fee: ¥8,800 (tax included) - Estimation software "Rakuou Link" - Monthly fee: ¥14,800 (tax included) ~ <Package Version*> - Rakuou 3 - Please contact us.

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Applications/Examples of results

■Major Client Companies (in no particular order, honorifics omitted) - Nishimatsu Construction Co., Ltd. - Tokyu Construction Co., Ltd. - Keio Electric Railway Co., Ltd. - Taisei Yuraku Real Estate Co., Ltd. - TOPPAN Inc. - Kokuyo Co., Ltd. - Panasonic EW Engineering Co., Ltd. - Panasonic Industrial Systems Co., Ltd. - EXIO Group, Inc. - Subway Maintenance Co., Ltd. - Zenitaka Corporation ■Applicable Industries <Construction Work> Interior Work / Flooring Work / Lightweight Partition Work / Ceiling Work / Substructure Work / Waterproofing Work / Painting Work / Exterior Wall Work / Renovation Work / Scaffolding Work <Equipment Work> Air Conditioning Equipment / Sanitary Equipment <Electrical Work> Electrical Equipment <Dismantling Work> Dismantling <Building Maintenance> Cleaning Management Services / Sanitation Management Services / Equipment Management Services / Management Services / Security Management Services, etc.

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Introduction to the Takeoff Software for General Construction: "Hiroi-kun III"

Introduction to the Takeoff Software for General Construction: "Hiroi-kun III"

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[Construction Industry - Case Study Collection] Extraction Software 'Hiroi-kun III'

[Construction Industry - Case Study Collection] Extraction Software 'Hiroi-kun III'

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Presentation of Case Studies: 'Hiroi-kun III' Extraction System for the Construction and Equipment Industry

Presentation of Case Studies: 'Hiroi-kun III' Extraction System for the Construction and Equipment Industry

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[Product Catalog] Estimation and Quotation Software for the Construction Industry 'Rakuou 3'

[Product Catalog] Estimation and Quotation Software for the Construction Industry 'Rakuou 3'

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[Product Catalog] Estimation and Quotation Software 'Rakuou Link/Crew' Easy to Start with a Monthly Subscription!

[Product Catalog] Estimation and Quotation Software 'Rakuou Link/Crew' Easy to Start with a Monthly Subscription!

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[Product Comparison] Estimation and Quotation Software "Rakuou" Series - Find the Rakuou that suits your company's operations!

[Product Comparison] Estimation and Quotation Software "Rakuou" Series - Find the Rakuou that suits your company's operations!

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At Ark System, our mission is to aim for coexistence and mutual prosperity as "the best partner for our customers." We have been involved in solutions across various industries such as construction, finance, public services, and distribution, engaging in system development and system consulting. We continue to provide proposals and support tailored to our customers' needs, building trust between people and growing together with our customers. Utilizing the technology and know-how cultivated through our business, we developed the "Rakuou" series of estimation software for construction operations. This software supports various industries, including architecture, electrical, and mechanical equipment construction, significantly streamlining the process from takeoff to estimate creation. Currently, it has been adopted by over 2,100 companies, including major general contractors. In addition to our flagship model "Rakuou 3," we also offer subscription versions that are easy to start and continue, such as "Rakuou Link" and "Rakuou Crew." For takeoff tasks, we provide "Hiroi-kun III," which allows for easy extraction of lengths, areas, and quantities with just a mouse click from drawings. We have also launched a subscription service that can be started casually from ¥3,800 (tax included) per month. We aim to improve our customers' operational efficiency and productivity, creating a comfortable work environment.

Product/Service List (26)

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