L is B, Inc. Joins 'Ruyne Base,' a New Construction DX Community in Hokkaido

L is B, Inc. (Headquarters: Chiyoda-ku, Tokyo; President and CEO: Taisuke Yokoi; hereinafter 'L is B') announced today its participation as a construction tech-related company in 'Ruyne Base,' a construction DX community established on April 1, 2026, to promote DX in the Hokkaido construction industry.

About the Construction DX Community 'Ruyne Base' 'Ruyne Base' is a community established with Iwata Chizaki Construction Co., Ltd., the Hokkaido business unit of NTT East Corporation, and Rentacom Hokkaido Co., Ltd. as organizing companies, aimed at promoting DX in Hokkaido's construction industry. Three construction companies from Hokkaido—Hagiwara Construction Industry Co., Ltd., Arai Construction Co., Ltd., and Tanaka-gumi Corporation—have joined as member companies.

Furthermore, L is B, along with other construction tech-related companies (Griffy, Arkit, RaisePLAN, Safie, SORABITO, SONAS, NXTField), will participate as support companies to commence activities.

By collaborating, these companies aim for the sustainable development of the Hokkaido construction industry through improving productivity at construction sites with the use of ICT and digital technologies, fostering human resources, and promoting technology implementation.

(Reference) Hokkaido construction companies and con-tech related companies gather to launch new community 'Ruyne Base' https://www.ntt-east.co.jp/hokkaido/news/detail/pdf/20260401_1.pdf

L is B's Future Role and Vision Our company will contribute to this community by leveraging the know-how cultivated through the development and provision of various solutions, including our on-site business chat 'direct'. By centralizing information related to safety, quality, and processes at construction sites and supporting the 'promotion of on-site DX' to enhance productivity, we will contribute to solving the issues facing the Hokkaido construction industry.

Through these activities, we aim to improve productivity by introducing digital technologies and realize smart construction sites that utilize technology. This will help dispel the 'demanding and dangerous' image of the construction industry, transforming it into an attractive sector for young people. Through this, we will address challenges such as the aging workforce and labor shortages faced by the Hokkaido construction industry, contributing to the sustainable development and revitalization of the entire industry.

Reference: L is B Release URL https://l-is-b.com/ja/news/20260401_24675/

### About L is B, Inc. ■ Company Name: L is B, Inc. ■ President and CEO: Taisuke Yokoi ■ Established: September 29, 2010 ■ Headquarters: Plutus Building 2F, 3-11-11 Iwamotocho, Chiyoda-ku, Tokyo ■ Corporate URL: https://l-is-b.com/ja/

L is B, Inc. PR Marketing Department https://l-is-b.com/ja/contact/ TEL 03-5812-4735

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