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Japan
日本

Opensignal reports and analyses are the definitive guide to understanding the true experience consumers receive on wireless networks.

Opensignalのレポートと分析はワイヤレス・ネットワーク・ユーザーの真の体感を理解する為の決定的ガイドです
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Japan, April 2023, Mobile Network Experience

By Ian Fogg, April 2023

Japan's mobile market continues to move forward. In the six months since the last Opensignal report, the time our users spend connected to 5G — 5G Availability — has increased significantly on three of Japan's operators.

At busy times 5G is more consistent than 4G in Japan

By Ian Fogg, March 2023

In Japan the 5G experience continues to be far superior to older 4G technology. But it’s not only the average experience which is better with 5G, but also the consistency of the mobile experience. At busy times of the day when there are more users awake and more usage of the networks, Opensignal’s latest analysis shows the quality of the 4G experience falls much more than the 5G experience and is more likely to cause users problems.

The Live Video Experience in Mobile Sports, News and Game Streaming

By Robert Wyrzykowski, February 2023

In an industry first, Opensignal examines the Live Video Experience of mobile users across more than 100 global markets.

Global Mobile Network Experience Awards 2023

By Sam Fenwick, February 2023

In the fourth Global Mobile Network Experience Awards report, Opensignal once again directly compares operators from around the world to recognize those on which our users had the best mobile experience. We have added two more measures of the mobile experience: Excellent Consistent Quality and Core Consistent Quality.

Quantifying the satellite smartphone opportunity in Japan

By Ian Fogg, January 2023

With the iPhone 14 launch smartphone satellite connectivity has now arrived in some global markets, and will likely arrive soon in others, like Japan. But the extent of the opportunity for services beyond emergency communications, such as two way messaging and regular Internet connectivity, is uncertain.