OCN アプリ

Contains ads
2.6
8.48K reviews
1M+
Downloads
Content rating
Everyone
Screenshot image
Screenshot image
Screenshot image
Screenshot image

About this app

The "OCN App" allows you to:

(1) Check your OCN Mobile ONE usage and remaining data capacity.

(2) Check your contract and billing information and complete various procedures.

(3) Access various support functions.

This app makes using OCN services even more convenient.

■ Main Features

(1) Check your OCN Mobile ONE usage and remaining data capacity.

You can see your data usage and remaining data capacity at a glance on the mobile screen. You can also see your carryover data capacity and additional data capacity purchased through data add-on options.

You can also check your usage trends on a daily and monthly basis by viewing the usage graph.

*You can also check your remaining data capacity using the widget function.
*If you use a shared SIM (add-on SIM), you can check your usage for each SIM.

(2) Check your contract and billing information and complete various procedures.

You can check your contract and billing information and complete other applications on the contract information screen. Additionally, current OCN Mobile ONE subscribers can add data or change plans from their mobile screen. They can also quickly check their voice call details (call duration, destinations, etc.).

(3) Access Various Support Features

You can check installation and malfunction information for your OCN services. We also provide support through FAQs and chat to ensure a smooth and enjoyable experience.

This app makes using OCN services even more convenient and affordable.

■ Terms of Use

Eligible Users: Customers who subscribe to any of the following services and have an OCN email address issued upon signing up: OCN Mobile ONE, OCN Hikari, OCN Internet, OCN for Docomo Hikari, OCN Hikari with FLET'S, OCN Hikari "FLET'S," or OCN Value Plan.

Compatible Devices: Android version 9.0 or later

■ Notes

Downloading and using the app requires internet connection. Any communication charges incurred during this process are the responsibility of the customer.
Updated on
Nov 17, 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.
This app may share these data types with third parties
Personal info
This app may collect these data types
Personal info and Device or other IDs
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

2.6
8.04K reviews
F&N H
September 12, 2022
How can a turist use this app while there are no any language exept Japanese?!!
6 people found this review helpful
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A Google user
September 28, 2018
not getting login, showing error !
13 people found this review helpful
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A Google user
March 5, 2019
Widgets do not work in Android Pie.
13 people found this review helpful
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What’s new

・「dポイント数表示」を終了しました。
・「訪問ポイント」を終了しました。
・「訪問ポイントリマインド機能」を終了しました。
・その他軽微な修正を行いました。

App support

About the developer
NTT DOCOMO, INC.
appli-account@ml.nttdocomo.com
2-11-1, NAGATACHO SANNO PARK TOWER CHIYODA-KU, 東京都 100-6150 Japan
+81 80-1002-1042