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Japan
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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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Benchmarking the Mobile Experience in APAC cities – November 2024

By Brendan Page, November 2024

Seoul leads APAC cities in network reliability and quality, leading in both overall availability and speed metrics. Mumbai ranks first in 5G availability. Users in Mumbai and Colombo see the largest uplift between 4G and 5G for download and upload speeds.

Japan, October 2024, Mobile Network Experience

By Robert Wyrzykowski, October 2024

Au wins 10 awards outright and three jointly across all categories. This is the first time au wins so many awards, indicating a change in Japan’s competitive landscape. Rakuten Mobile retains three of its speed awards.

Legacy spectrum and 5G in APAC: navigating the transition

By Robert Wyrzykowski, October 2024

Opensignal analyzes the use of spectrum bands across different network generations in Asia Pacific. Several APAC markets have deployed 5G services almost exclusively in the 3.5GHz, but low and low-mid band are vital in other Asian Pacific markets.

Benchmarking the Asia Pacific Mobile Network Experience – September 2024

By Benjamin Ives, September 2024

In our latest APAC benchmarking analysis Japan and Taiwan lead in both Reliability Experience and Consistent Quality. India leads in 5G Availability while Singapore comes in first for 5G Coverage Experience compared to the other APAC markets.

The mobile network experience around the Japanese expressways and highways

By Robert Wyrzykowski, September 2024

In this new analysis, we examine our smartphone users’ mobile experience on Japan’s expressways and highways, across all of the four Japanese operators.