About Us

COMPANY INFORMATION

trade name

Establishment

May 30, 1963

Objective.

  1. Vibration and noise surveys and measurements, design and construction of countermeasures, and after-sales service
  2. Manufacture, sale and installation of materials and equipment for vibration and soundproofing
  3. Sales of vibration and soundproofing equipment
  4. Design, development and production of high-tech related anti-vibration and soundproofing equipment
  5. Development and sales of ultra-precision vibration isolators
  6. Manufacture and installation of seismic isolation and vibration control equipment
  7. All operations incidental to the preceding items

capital stock

60,000,000 yen

officer

President and Representative Director Hideyuki Funaki
(senior) managing director Tsuyoshi Nakamaru
board member Shinichi Saito
auditor Tomoya Tamaki

Main Financial Institutions

  • Mizuho Bank
  • Mitsubishi UFJ Bank
  • Sumitomo Mitsui Banking Corporation

Business License Number

business type Business License Number
First-Class Registered Architect Office Registered with the Governor of Tokyo, No. 48478
General construction
  • Scaffolding and earthwork construction business
  • building (construction) industry
  • carpentry
  • Roofing
  • Tile, brick, and block construction business
  • Steel structure construction business
  • Interior finishing business
 Licensed by the Governor of Tokyo (Han-2) 19072
Measurement Certification Business Registration
  • Tokyo Metropolitan Permit No. 705 (sound pressure level)
  • Tokyo Metropolitan Permit No. 1363 (Vibration acceleration level)

Member Organizations

ASJ （Acoustical Society of Japan
INCE/J （The Japan Society for Noise Control Engineering
AIJ （Architectural Institute of Japan
JSCA （Japan Institute of Building and Structural Engineers
BSK Association of Soundproofing Equipment
JAVIT （Japan Vibration Technology Association
Tokyo Chamber of Commerce and Industry

licensed or qualified or eligible person

Industry / Occupation the number of people Industry / Occupation the number of people
Doctor of Engineering 3 persons Civil Engineering Construction Management Engineer (First Class) 5 persons
consulting engineer 2 persons Civil Engineering Construction Management Engineer (Second Class) 2 persons
certified environmental measurer 3 persons Electrical construction management engineer (first class) 2 persons
registered surveyor 2 persons health supervisor 4 persons
Architect (1st class) 2 persons Pollution Control Manager (Noise) 18 persons
Architect (2nd class) 2 persons Pollution Control Manager (Vibration) 14 persons
Architectural construction management engineer (first class) 5 persons Pollution Control Manager (Water Quality) 1 person
Architectural Construction Management Engineer (Second Class) 2 persons    

organization chart

Papers Presented

Details of presented papers
years Presented at Title.
2002 Architectural Institute of Japan 2002 Convention Study on Tension-Induced Toggle Seismic Response Control System (Part 1: Full-Scale Dynamic Force Test)
2003 Japan Vibration Technology Association society magazine Report on "Non-Quake" seismic isolation floor system
September 2003 issue
2003 The Japan Society of Mechanical Engineers Motion and Vibration Control Development of a Vibration Control System to Improve the Vibration Isolation Performance of Concrete Foundations
2003 The Japan Society of Mechanical Engineers Dynamics and Design Research on active/passive switching type seismic isolation system for single crystal pulling equipment using linear motors
2003 Architectural Institute of Japan 2003 Annual Conference Research on Umbrella Dampers Part 3: Application to Wooden Buildings
2004 The Japan Society of Mechanical Engineers Automatic Control Union Lecture Meeting Development of a Vibration Control System Using Adaptive Digital Filters to Improve the Vibration Isolation Performance of Concrete Foundations
2005 Architectural Institute of Japan 2005 Convention Development of Vibration Reduction Material Using Waste Tire Chips (Part 3) Field Experiment
2005 Architectural Institute of Japan 2005 Convention Development of upper and lower seismic isolation floor system Part 2: Performance verification test
2005 Architectural Institute of Japan 2005 Convention Development of Upper and Lower Base Isolation Floor System Part 1 Design Overview
2005 Acoustical Materials Association of Japan acoustics Actual noise conditions of recent indoor multilevel parking lots, horizontal type (2-4 levels), high-speed type, and multilevel EV type, etc., and examples of vibration isolation.
No. 130
2007 The Japan Society of Mechanical Engineers Environmental Engineering Symposium Fundamental research on floor damping for heavy impact noise control
2007 Architectural Institute of Japan Kyushu (November) tournament, held in Fukuoka Example of floor vibration reduction measures for buildings along railroad lines
2008 The Japan Society of Mechanical Engineers Dynamic and Design Research on damping devices for lightweight mechanical structures by applying eddy current damping effect
2009 The Japan Society of Mechanical Engineers Motion and Vibration Control Stability simulation using measured data based on the Nyquist stability discriminant method and its application examples
2009 The Japan Society of Mechanical Engineers Dynamic and Design Development of a Vibration Damping Device for Detached Houses Using a Displacement Amplification Mechanism
2009 ASME PVP RESEARCH AND DEVELOPMENT OF DAMPING DEVICE FOR LIGHT WEIGHT MECHANICAL STRUCTURE USING DAMPING EFFECT CAUSED BY EDDY
2009 Acoustical Materials Association of Japan acoustics Example of solid sound countermeasure from elevator machine room in a high-rise housing complex
No.145
2011 The Japan Society of Mechanical Engineers Dynamic and Design Research on TMD using rotational inertia
2011 The Japan Society of Mechanical Engineers Motion and Vibration Control Performance Evaluation of an Actual Damping Device for Lightweight Mechanical Structures Applying Eddy Current Damping Effects
2011 ASME PVP MAGNETIC DAMPER USING EDDY-CURRENT DAMPING EFEECT
2011 Acoustical Materials Association of Japan acoustics Example of Environmental Vibration Countermeasures with Vibration Damping Devices
No.155
2011 Japan Vibration Technology Association Vibration Technology Vibration isolation work in underground such as continuous walls
No. 23
2011 The Japan Society for Noise Control Engineering Noise Control Noise and vibration control measures for common facilities such as the Sky Deck
Vol.35 No.5
2011 Architectural Institute of Japan Tokyo Conference (1964) Performance test of IC tags for management of temporary and permanent materials
2012 Japan Vibration Technology Association Vibration Technology Considerations for Weight Impact Sound Control by Floor Vibration Damping
No. 24
2012 Japan Institute of Building and Structural Engineers Structural Design Control of environmental vibration in the building sector
Part 17.
2012 World Conference on Earthquake Engineering 15th World Congress on Earthquake Engineering Development of Seismic Isolation System for Unloaders
2013 Architectural Institute of Japan 2013 Convention Development of Portable Active Mass Damper (Part 2: Experiments to Confirm Vibration Damping Effectiveness)
2013 Architectural Institute of Japan 2013 Convention Development of Portable Active Mass Damper (Part 1_Outline of Equipment)
2013 The Japan Society of Mechanical Engineers Motion and Vibration Control 2013 Development of tde TMD Booster to Improve Damping Performance of Existing TMD by Increasing tde Apparent Mass
2013 Japan Vibration Technology Association Vibration Technology Forging Machine Vibration Isolation Examples
No. 28
2013 Acoustical Materials Association of Japan acoustics Solid Sound and Vibration Control Materials Required for Modern Apartment Complexes
No.164
2015 Japan Vibration Technology Association Vibration Technology Example of Vibration Environment Improvement by TMD
No.32
2016 Architectural Institute of Japan 2016 Convention Environmental vibration countermeasures for resonant vibration tables (control advancement of SAMDs using adaptive feedforward control)
2016 The Japan Society of Mechanical Engineers Dynamic and Design Conference2016 Vibration Suppression of Resonant Shaking Table by SAMD Using Adaptive Digital Filters
2016 Japan Vibration Technology Association Vibration Technology Example of anti-vibration measures for large electrokinetic testing equipment
No.34
2016 The Japan Society of Mechanical Engineers Vibration Suppression of Resonant Shaking Table by SAMD Using Adaptive Digital Filters
2018 The Japan Society of Mechanical Engineers Development of horizontal TMD with auto-tuning function
2019 Japan Vibration Technology Association Vibration Technology No.39 Example of solid noise (vibration) countermeasure for overhead travelling crane
2020 Architectural Institute of Japan Guide for Environmental Vibration Design to Ensure Occupant Performance, Chapter 5: Vibration Measurement for Design Verification
2020 Architectural Institute of Japan Vibration measurement for design verification, "Guidance for environmental vibration design to ensure occupant performance" workshop
2020 The Japan Society for Noise Control Engineering Vibration Measurements for Design of Environmental Vibration, Chapter 2: Vibration Measurements for Design Verification
2020 Acoustical Materials Association of Japan Acoustic Technology No.191 Environmental Vibration Countermeasures by AMD : Examples of Improvements in Livability and Working Environment
2022 Acoustical Materials Association of Japan Acoustic Technology No.198 Q&A Corner -Concept of Walking Vibration Countermeasures
2023 Architectural Institute of Japan Long-term wide-area monitoring, Future of WG activities, Past and Future of Environmental Vibration, 40th Environmental Vibration Symposium
2023 building technology Special Feature: Considering Environmental Vibration 2023, Measures for Environmental Vibration, Vibration Control of Buildings by Vibration Damping Devices (TMD and AMD)
2023 18th Wold Conference on Seismic Isolation, Energy Dissipation and Active Vibration Control of Structures Improvement of damping performance amplification amount by introducing displacement feedback control to TMD-Booster
2024 Acoustical Society of Japan Consideration of Vibration Propagation Paths in a Case Study of Floor Vibration Measurements: Body Propagation and Air Propagation
2024 Acoustical Materials Association of Japan Acoustic Technology No.205 Floor Impact Sound Experience System
2024 Japan Vibration Technology Association Vibration Technology No. 50 Overview of vibration pollution generated by factories and how to deal with it