We provide comprehensive services from planning to construction and aftercare in-house!
One Step Co., Ltd. is based in Chiba and provides various home renovation works, solar power system installations, and all-electric construction services. We do not use subcontractors or intermediaries at all; from consultation to proposals and estimates, as well as construction and after-sales service, everything is handled solely by our company. Since we carry out all processes consistently and responsibly, we can ensure satisfactory construction that accurately reflects our customers' needs. 【Business Activities】 - General residential renovations - Sales and installation of solar power systems - Store design and construction - All-electric construction For more details, please contact us or download the catalog.
Inquire About This Product
basic information
【Business Information】 [Renovation] ○ Recommended Renovation Package ○ Renovation Package ○ Interior, Exterior, Expansion, Barrier-Free, Minor Renovations [Solar Power Generation] ○ Surplus Purchase (Residential Solar Power Generation) ○ Full Purchase (Industrial Solar Power Generation) [All Electric] ○ IH Cooking Heater ○ Eco-Cute ● For more details, please contact us or download the catalog.
Price information
Please contact us.
Delivery Time
※Please contact us.
Applications/Examples of results
For more details, please contact us or download the catalog.
catalog（1）
Download All Catalogs
Company information
One Step Co., Ltd. is based in Chiba and provides various renovation works, installation of solar power systems, and all-electric construction for residences. We do not use any subcontractors or intermediaries; all processes from consultation, proposal, and estimation to construction and after-service are handled entirely in-house. By managing all processes consistently and responsibly, we can ensure satisfactory construction that accurately reflects our customers' needs.