ⓘ Notice


YF20

November 29, 2022

Thank you for using Riiiver.

“WorldCup” becomes selectable on the iiidea [SPORTS LIVE] on Riiiver.

Logout once on the dedicated app you use and login again before using the newly selectable item.

For information of Riiiver, see [Riiiver] on the link below.

We hope you enjoy the new function.

August 16, 2022

Thank you for using Riiiver.


From May 30 to August 9 in 2022, the Riiiver “Contact Us” page had a trouble and we did not receive inquiries through the page in the above period.


The trouble is now fixed.
Contact us through the page (https://riiiver.com/en/contact/) again if you gave us any question in that period and still have any trouble.


We are very sorry for inconvenience.

May 24, 2022

Thank you for your patience during our scheduled Riiiver maintenance, which has completed successfully. You should now be able to use the service as usual.

Thank you for your continued support of Riiiver.

May 13, 2022

For server maintenance, Riiiver service will temporarily become unavailable in the period shown below.


Server maintenance period

May 23, 2022 (Japan Time / whole day)

(Depending on conditions, the period may become longer.)


Unavailable service during the maintenance

· Usage of iiideas


We apologize in advance for any inconvenience this may cause.

March 17, 2022

The following iiideas newly became available on Riiiver.
[SPORTS LIVE]: More sports became selectable.
[Delivery Tracking]: Delivery tracking information of your parcel is indicated.
[Flight Information]: Information of registered flight is indicated.
For information of Riiiver, see [Riiiver] on the link below.

January 11, 2022

We changed version information on "Requirements for connection" as below:
"Android OS 5.0 - 11.0" -> "Android OS 5.0 -12.0"
"iOS 10.0 - 15.0" -> "iOS 10.0 - 15.3".

January 11, 2022

Thank you for your patience today during our scheduled Riiiver maintenance, which has completed successfully. You should now be able to use the service as usual.

Thank you for your continued support of Riiiver.

December 28, 2021

For server maintenance, Riiiver service will temporarily become unavailable in the period shown below.


Server maintenance period

January 11, 2022 10:00 a.m. – 3:00 p.m. (Japan Time / 5 hours)

(Depending on conditions, the period may become longer.)


Unavailable service during the maintenance

· Usage of iiideas


We apologize in advance for any inconvenience this may cause.