DTIアプリ

Content rating
Everyone
100+
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Content rating
Everyone
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About this app

The DTI app is the official app for using DTI's various services with greater peace of mind.
Smoothly perform necessary procedures, such as identity verification and multi-factor authentication, from the app.

The app allows you to directly apply for a new DTISIM account and add plans.

During the contract process, identity verification using the JPKI method using your My Number card is supported, allowing for highly secure authentication to be completed within the app.

The multi-factor authentication feature also provides additional account security.

▼Notes on Use
- The NFC function is used to read your My Number card for identity verification.
This is the official app to support your use of DTI services.
Updated on
Jun 4, 2026

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.
  • This app may share these data types with third parties
    App activity, App info and performance, and Device or other IDs
  • No data collected
    Learn more about how developers declare collection
  • Data is encrypted in transit
  • You can request that data be deleted

What’s new

軽微な不具合を修正しました。
Content rating
Everyone
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App support

About the developer
FREEBIT CO., LTD.
googledeveloper@freebit.net
3-6, MARUYAMACHO E SPACE TOWER 13F. SHIBUYA-KU, 東京都 150-0044 Japan
+81 3-6455-1207