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Privacy Policy

This Privacy Policy sets forth the handling of privacy information in the use of SHARAKU, a Google Chrome extension developed by Showa Roofremo Co.

Basic Policy on Handling of Personal Information

We recognize the importance of personal information and believe that protecting personal information is a social responsibility. We will comply with laws and regulations regarding personal information and properly acquire, use, and manage personal information handled by SHARAKU.

Definition of personal information

Personal information refers to any content that can be used to recognize a specific individual. It includes name, address, date of birth, gender, occupation, telephone number, e-mail address, and other information that can be used to identify a specific individual by cross-checking with other information.

Scope of Application

This Privacy Policy applies only to SHARAKU.

Acquisition, use and purpose of personal information, disclosure to third parties, and storage period

SHARAKU will comply with the following items regarding the acquisition, use, and disclosure of personal information to third parties.

Acquisition of personal information

SHARAKU has a function to link with Google accounts.
By linking with Google account, information will be obtained from the following Google API services.

Photos Library API

Google Drive API

Information obtained through Google account integration will be saved in the browser's LocalStorage.

Use and purpose of personal information

SHARAKU will store the access token obtained through Google account integration in the browser's LocalStorage.
This will improve convenience by saving you the trouble of linking your Google account again the next time you start SHARAKU.
The access token will be stored only in the browser's LocalStorage and will not be sent to any third party including us.

Information obtained from Google API services will be used for the following purposes

Photos Library API
UsageTo display a list of image data uploaded to GooglePhoto so that image data can be inserted into documents created with SHARAKU.

Google Drive API
UsageTo display a list of image data uploaded to GoogleDrive and to insert image data into documents created with SHARAKU.

Disclosure of personal information to third parties

SHARAKU will not disclose personal information to third parties, except for disclosure required by law.

Storage period of personal information

SHARAKU uses LocalStorage to store data.
Since LocalStorage does not have a storage period, data will be stored until the time SHARAKU is uninstalled.

Agreement on handling of personal information

Please read this Privacy Policy before installing SHARAKU.
By installing the extension, you are deemed to have agreed to this Privacy Policy.


Please note that we cannot be held responsible for any damage caused by the use of SHARAKU.

Changes to the Privacy Policy

We will comply with Japanese laws and regulations regarding personal information, and review and improve the contents of this Privacy Policy from time to time.
Changes to this Privacy Policy may be made without notice to users.
Any changes to the Privacy Policy will be effective when disclosed on this website.

Contact for inquiries

For inquiries about SHARAKU or the handling of personal information, please contact the following

2-13-3 Koenji-kita, Suginami-ku, Tokyo, Japan
Showa Roofremo Co.
Response time:9:00 a.m. to 6:00 p.m. weekdays(JST)
Representative Director and President:Saburo Maekawa

Revised on December 28, 2021