SHOWA SEKKEI - Services

Architectural Design Services

Mechanical and Electrical Engineering

Structure Engineering

Renovation, Renewal Preservation

City and Environment

Water and Sewer

Supervision of works

Value Management Consulting


Since the foundation of our company. We have been accumulating experiences, and shall continue to maintain our philosophy “Always and forever the use of Water and Sewer.”

With our numerous project experiences, we are confident to meet any requirements to execute the project. We offer the comprehensive services of investigation, planning, design, construction management and maintenance management for the field of Sewer and Water industry as engineering consultant.


We offer the services of Sewer/Water Engineering Work swiftly and accurately with a team of Architectural Design Civil, Mechanical, Electrical, Architectural Design, Structural and Building Systems.