マイナトラスト - 電子委任状の作成と登録保管/GEPS対応

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Everyone
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About this app

Mina Trust-Electronic Power of Attorney App is an application for creating an "electronic power of attorney" stipulated by the Electronic Power of Attorney Law and applying for registration and storage.
Our company is certified by the Ministry of Internal Affairs and Communications as a business operator handling electronic power of attorney. We will properly store the electronic power of attorney for which the user has applied for registration and storage, and present the power of attorney information to inquiries from the contract system etc. corresponding to the electronic power of attorney.
When using, please prepare the PIN code (password) of the Individual Number Card, the digital certificate for user certification, and the digital certificate for signature.

[Supported electronic power of attorney handling method]

▼ Supports two methods of electronic power of attorney.
-Delegator record file method (creation of electronic power of attorney, application for registration and storage, reference, revocation)
・ Handling company record file method (reference to electronic power of attorney, revocation) * Creation / registration storage application will be carried out separately in the application form.

[Supported contract systems, etc.]

▼ The following systems are supported.
・ Government Electronic Procurement (GEPS) Procurement Portal https://www.p-portal.go.jp/
* Procurement portal users can create an electronic power of attorney in advance and log in to the procurement portal with their My Number card to link the delegation (proxy right) information.
* The number of compatible systems will be increased one by one.

[Main functions of the app]

▼ Login function with My Number Card (Delegator record file method / Handling company record file method)
・ You can log in to the app easily and safely by using My Number Card.

▼ Creation of electronic power of attorney (delegator record file method)
・ Corporate representatives (mandates) create powers of attorney for employees, scriveners, tax accountants, and other professionals, and sole proprietors (mandates) create powers of attorney for professionals. can. When creating, digitally sign using the digital certificate for signature of My Number Card.
* If you are a corporate representative, we will check the corporate information and prove that you are a corporate representative.
・ Employees and professionals (trustees) who have been granted proxy rights will use the My Mumber Card to verify their identity.
* If the person in charge is a professional, registering the professional number will confirm the professional qualification at our company.
-Communication between the delegate and the delegate is done using SMS from the app.

▼ Display of procedure status of electronic power of attorney (delegator record file method)
・ You can check the procedure status of the electronic power of attorney for which you applied for registration and storage.
-You can check each status, such as waiting for the details of the delegate or waiting for the delegate's electronic signature.

▼ Display of the contents of the electronic power of attorney (delegator record file method / handling company record file method)
-You can check the contents of the registered and stored electronic power of attorney.
-You can also check the contents of the electronic power of attorney whose validity period has expired, the expiration date, and the electronic power of attorney whose creation has been canceled.

▼ Expiration of electronic power of attorney (delegator record file method / handling company record file method)
-You can revoke a registered electronic power of attorney on the specified date.

▼ Reuse creation of electronic power of attorney (delegator record file method)
-You can create a new electronic power of attorney by referring to the electronic power of attorney created in the past.

▼ Barcourt reader function when logging in to the PC environment (delegator record file method)
-You can easily and safely log in to the usage environment on your PC by reading the 2D barcode displayed in the usage environment on your PC and using your My Number card.

▼ Caution
-In the handling company record file method, only the person in charge uses the application.
・ The digital certificate for user certification and the digital certificate for signature of My Number Card are saved on our server.
(As a business operator certified by the Minister of Internal Affairs and Communications in the public personal authentication service, we are permitted to verify and store the above certificate.)

[Introduction]
-Compatible with Android 9.0 or later.
-It is necessary to install JPKI user software issued by the Japan Agency for Local Authority Information Systems (J-LIS).
・ Limited to smartphones equipped with NFC that support My Number Card.
* The models that can be read are those listed on the NFC smartphones that support My Number Card on the public personal identification service portal site.
https://www2.jpki.go.jp/prepare/pdf/nfclist.pdf
·Available for free.
(The costs listed in the in-app price list will be incurred depending on the completion of the application for registration and storage of the electronic power of attorney and the storage period.)
(The communication fee for downloading and using the application will be borne by the user.)
Updated on
May 28, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Personal info
Data is encrypted in transit
You can request that data be deleted

What’s new

SSL証明書を更新しました。

App support

Phone number
+815017906754
About the developer
CYBERLINKS CO.,LTD.
pf-developer@cyber-l.co.jp
849-3, KIMIIDERA WAKAYAMA, 和歌山県 641-0012 Japan
+81 80-8511-8738