A typical 5-7 day trip to Osaka often requires 5-10 GB of data. This allows for extensive map usage, public transport apps, social media, and communication while exploring popular spots like Shinsekai or Osaka Castle. If you plan to stream a lot of video, consider 15-20 GB for peace of mind.
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How much mobile data (GB) do I need for a trip to Osaka?
Updated May 30, 2026
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