We measured the communication speed of smartphones at the Osaka Kansai Expo site. On weekdays, Docomo's line exceeded 1Gbps, and au's line also performed well.

EXPO 2025 Osaka Kansai Expo Official Website
https://www.expo2025.or.jp/
I visited the Osaka Kansai Expo site on Thursday, April 17, 2025. This is the large staircase at the exit of Yumeshima Station.

This time, we prepared an iPhone 16 with an ahamo (Docomo line) SIM card inserted and an iPhone 16 with a povo (au line) SIM card inserted.

First, we measured the communication speed at the East Entrance Plaza, located just before the entrance to the East Gate.

At the East Gate, on April 13, 2025, the first day of the Expo's opening, mobile phone communications became difficult to connect, and problems such as delays in presenting admission tickets occurred. Since then, the Expo Association has requested cooperation from mobile phone carriers.
Mobile communication situation at the East Gate | EXPO 2025 Osaka Kansai Expo Official Website
https://www.expo2025.or.jp/news/news-20250413-03/

Mobile base stations of mobile phone carriers were deployed around the East Gate.
Rakuten Mobile.

au.

There are also mobile base stations for SoftBank and DoCoMo.

So, we moved to the East Gate.

I accessed the communication speed measurement site '
download | Upload | |
---|---|---|
1st time | 600Mbps | 41Mbps |
Second time | 650Mbps | 42Mbps |
3rd Time | 450Mbps | 37Mbps |
The results for povo (au line) are as follows.
download | Upload | |
---|---|---|
1st time | 260Mbps | 51Mbps |
Second time | 330Mbps | 35Mbps |
3rd Time | 190Mbps | 36Mbps |
Enter the venue through the East Gate and move to the area near the pop-up stage.

There is a large statue of Myakumyaku here, which is a popular photo spot.

The communication speeds of ahamo (Docomo line) are as follows.
download | Upload | |
---|---|---|
1st time | 700Mbps | 25Mbps |
Second time | 800Mbps | 27Mbps |
3rd Time | 880Mbps | 35Mbps |
It looks like this with povo (au line).
download | Upload | |
---|---|---|
1st time | 220Mbps | 31Mbps |
Second time | 490Mbps | 38Mbps |
3rd Time | 470Mbps | 40Mbps |
We moved to the Silent Forest in the center of the venue.

There were relatively few people in the Silent Forest.

The speeds of ahamo (Docomo line) are as follows. Download speeds of over 1Gbps were recorded.
download | Upload | |
---|---|---|
1st time | 790Mbps | 54Mbps |
Second time | 810Mbps | 62Mbps |
3rd Time | 1.2Gbps | 62Mbps |
The results for povo (au line) are as follows.
download | Upload | |
---|---|---|
1st time | 380Mbps | 50Mbps |
Second time | 520Mbps | 70Mbps |
3rd Time | 230Mbps | 48Mbps |
Move to the west side near the pop-up stage.

There is also a large Myakumyaku statue on the west side.

The measurement results for ahamo (Docomo line) look like this. Even near the pop-up stage on the west side, the download speed of ahamo (Docomo line) exceeded 1Gbps.
download | Upload | |
---|---|---|
1st time | 900Mbps | 55Mbps |
Second time | 1.3Gbps | 62Mbps |
3rd Time | 1.3Gbps | 62Mbps |
povo (au line) is slower than ahamo (Docomo line), but it is fast enough for browsing and sending messages.
download | Upload | |
---|---|---|
1st time | 610Mbps | 54Mbps |
Second time | 840Mbps | 62Mbps |
3rd Time | 880Mbps | 70Mbps |
Finally, we measured the internet speed inside the West Gate.

Here's how crowded it was. There were fewer people than at the East Gate.

The measurement results for ahamo (Docomo line) are as follows.
download | Upload | |
---|---|---|
1st time | 260Mbps | 16Mbps |
Second time | 520Mbps | 42Mbps |
3rd Time | 770Mbps | 47Mbps |
povo (au line) looked like this.
download | Upload | |
---|---|---|
1st time | 540Mbps | 69Mbps |
Second time | 530Mbps | 96Mbps |
3rd Time | 880Mbps | 110Mbps |
GIGAZINE has published a large number of articles related to the Osaka-Kansai Expo, such as investigating the prices of drinks sold in vending machines and greeting Miyakumyaku at the Miyakumyaku House . Articles related to the Osaka-Kansai Expo that have been published so far are summarized at the following link.
Summary of reports from the 'Osaka-Kansai Expo' - GIGAZINE

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