Building materials, supplies and fixtures manufacturers

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トキワシステム

EstablishmentDecember 3, 1999

capital1000Ten thousand

number of employees10

addressTokyo/Minato-ku/28th Floor, Taiyo Life Shinagawa Building, 2-16-2 Konan, Shinagawa-ku

phone053-525-8080

last updated：Nov 26, 2025

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トキワシステム Company Profile

INNOVATION AND TECHNOLOGY

Tokiwa System Co., Ltd. is a company that develops, manufactures, and sells the seismic control device αDamperExII. It is a pioneer in seismic control devices using hydraulic dampers. The αDamperExII has received the number one track record and trust in the Tokai and Tonankai earthquake warning areas, and it will soon be adopted in 10,000 buildings. The αDamperExII is a hydraulic seismic control device that reduces building deformation caused by earthquake shaking by approximately half.

Business Activities

1. Design, manufacturing, and import sales of machine tools 2. Design, manufacturing, and import sales of pneumatic equipment 3. Design and manufacturing of seismic devices, vibration control devices, and measuring instruments for construction

Products/Services (64)

Seismic dampers for wooden houses for residential construction

Doubt about the missing studs in the endurance surface material? <Concept in seismic isolation devices>

Questions about thermal insulation defects? <Considerations in seismic isolation devices>

Increasing frequency of earthquakes

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catalog（12）

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α Damper Explanation Materials

TECHNICAL

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National Seismic Hazard Map 2018 Edition

OTHER

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The superiority of the α Damper ExII in suppressing the reduction of building strength due to major earthquakes.

OTHER

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Started providing evaluation reports that clearly show the effects of the α Damper Ex II installation at a glance.

OTHER

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news（5）

We will be exhibiting at the "Japan Home Show 2018" from November 20 (Tuesday) to 22 (Thursday), 2018.

SEMINAR_EVENT

We will be exhibiting at the "Japan Home Show 2018," which will be held at Tokyo Big Sight from November 20 (Tuesday) to 22 (Thursday). (Booth Number: 6C-16) We invite everyone interested in the field of seismic control for detached houses, as well as those considering comparisons with currently used seismic control devices, to visit our booth. You will have the opportunity to see and handle the seismic dampers in person. All of our staff look forward to your visit.

Nov 02, 2018

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We will be exhibiting at the "Architecture and Building Materials Exhibition 2018" from March 6 (Tuesday) to March 9 (Friday), 2018.

SEMINAR_EVENT

We will be exhibiting at the "Architecture and Building Materials Exhibition 2018" held at Tokyo Big Sight from March 6 (Tuesday) to March 9 (Friday), 2018. If you are interested in the seismic control field for detached houses or are considering comparisons with currently adopted seismic control devices, please do visit our booth. You will be able to see and handle the seismic dampers in person. All of our staff are looking forward to your visit. 【Event Details】 ■ Date: March 6 (Tuesday) to March 9 (Friday), 2018 10:00 AM to 5:00 PM (until 4:30 PM on the final day) ■ Location: Tokyo International Exhibition Center "Tokyo Big Sight," East Halls 5 & 6 (3-10-1 Ariake, Koto-ku, Tokyo) ■ Booth Number: AC5248

Feb 01, 2018

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We will be exhibiting at the Japan Home & Building Show 2017.

SEMINAR_EVENT

Tokiwa System will be exhibiting at the Japan Home & Building Show 2017. We invite everyone interested in the field of seismic control for detached houses, as well as those considering comparisons with currently adopted seismic control devices, to visit our booth. You will have the opportunity to see and handle our seismic dampers in person. Our staff is looking forward to your visit. [Event Details] Date: November 15 (Wed) - November 17 (Fri), 10:00 AM - 5:00 PM Location: Tokyo Big Sight (Ariake, Tokyo International Exhibition Center, East Hall 2) Booth Number: 2-Q07

Nov 02, 2017

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Detailed information

Company name	トキワシステム
number of employees	10
Contact address	postalcode 432-8068 Tokyo/ Minato-ku/ 28th Floor, Taiyo Life Shinagawa Building, 2-16-2 Konan, Shinagawa-kuView on map TEL：053-525-8080 FAX：053-525-8822
Key Partners	Housing manufacturers, major builders, regional house manufacturers, construction companies, architectural design offices, structural design offices, general contractors and subcontractors, residential renovation construction industry, construction consultants, other construction industries, real estate and developers.
Business Locations	Click here for the list
Industry	Building materials, supplies and fixtures manufacturers