About authorization to affect safety of building against earthquake (an earthquake mark system)

Last update date April 1, 2024

Response to seal Review of Application Forms
Due to efforts to review the seal, seal has abolished the application form, excluding invoices and power of attorneys. You will need to show your identity verification documents when applying. Please contact us for more information. Contact: 045-671-2928

In Yokohama-shi, we perform authorization of "safety against earthquake of building" based on law Article 22 Clause 2 about promotion of earthquake-resistant repair of building as "an earthquake mark system".
Buildings that meet the seismic standards can display the "Anshin Mark" indicating it.
Newly built buildings are also eligible, so please use them.

Certificate in the "Certification System for Building Safety against Earthquakes"
Certificate
(A4 size)

An earthquake mark in the "certification system for building safety against earthquakes" "Anshin Mark"
(75 x 75 mm and 145×145 mm)

Introduction of "Anshin Mark" grant buildings

List of "Anshin Mark" Certified Buildings

Outline of the System

An earthquake mark system (leaflet) (PDF: 679KB)

Subject to certification

All buildings such as wooden and non-wooden buildings

Benefits of Certification

A certificate and an "Anshin Mark" sticker will be issued to the certified building.
By posting it at an easily visible position, such as the entrance of a building, you can promote earthquake resistance.
The certification mark can be displayed on advertisements, etc.

Application method

First of all, please consult in advance. After confirming the site, we will guide you through the documents required for certification.

After that, please attach required documents to the certification application form and submit it to the Building Disaster Prevention Section.

In addition, we would like person performing earthquake-resistant repair work in future, please consult beforehand before construction.

Procedure flow

An earthquake mark certification flow

Prior consultation slip (Be sure to submit a prior consultation slip before applying for certification.)

Pre-consultation slip (word: 24KB)

Form pertaining to certification application

Seismic regulations (buildings with new seismic standards * 1)
- Twelfth style (word: 21KB)
Compliance with seismic diagnostic standards (formerly seismic standards * 2)
- Thirteenth style (word: 22KB)
- No. 6 style (word: 13KB)　(Attachment is required for wooden construction.)
- Earthquake-resistant diagnosis result report (word: 25KB)

Style pertaining to construction inspection

We would like person performing earthquake-resistant repair work to have you receive intermediate inspection, completion inspection of city in principle from now on.

Fees

Free of charge

System outline, related rules, etc.

Reference: Assistance system for seismic retrofitting of buildings

Support for seismic retrofitting of houses, condominiums and buildings

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