This app offers unlimited free calls and messages for Rakuten Mobile corporate cellular plan subscribers.

Core features:
■Calls: Voice and video calls
Rakuten Mobile Corporate subscribers can make unlimited calls and SMS to Rakuten Link users, as well as to other mobile networks and landline numbers in Japan.
■Chat and SMS
Create chat groups with other Rakuten Link Office users for up to 100 people, and share photos, videos, and documents.
Send and receive SMS directly within the app.
■Register and edit contacts in sync with the default address book on your phone.

Please note:
・Communication from Japan to overseas and from overseas to overseas with pay-as-you-go billing by country / region (SMS to countries and regions covered overseas is free).
・Emergency calls not available when in overseas roaming areas.
・Usage charges, overseas roaming (data communication) and international calls, and international SMS service areas and provision conditions are subject to change without notice.


For more detailed information, please refer to links below(Japanese):
https://business.mobile.rakuten.co.jp/service/rakuten-link-office/

・Activation Manual
How to setup the app on compatible devices.
https://business.mobile.rakuten.co.jp/support/link/setting/activation/

・How to use
https://business.mobile.rakuten.co.jp/support/link/manual/guide-rakuten-link

・FAQ
https://business.mobile.rakuten.co.jp/support/

・Sending feedback/Support request
Please consider logging out and back into the app or reinstalling it as well.
https://business.mobile.rakuten.co.jp/support/link/manual/feedback/
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