5G test in Sapporo Center (Japan): real 189 Mbps on NTT Docomo
Sapporo Center: our June 22, 2026 field test using an eSIM connected to NTT Docomo on 5G measured 189.00 Mbps download, 25.90 Mbps upload. This proprietary result describes that place and moment; it does not represent all coverage in Japan. The published screenshot, time and protocol allow the measurement to be checked and cited with its context.

Photo: Photo: Yuri Yuhara / Pexels
We measured the real mobile speed in Sapporo Center, from Center, on 22/06/2026. With our eSIM connected to NTT Docomo on 5G, the test shows 189.00 Mbps download, 25.90 Mbps upload. That is fibre-like speeds, measured in real travel conditions.
To put that in context: at 189 Mbps an offline map downloads in seconds, a video call runs without a stutter and HD video starts instantly. Most travellers use only a fraction of this bandwidth.
In Sapporo Center, the connection easily handles GPS, video calls, social media, tethering and streaming.
Our field note: Measurement taken on location, verified before publishing.
This reading comes from real on-site tests, not estimates or theoretical maps. To plan your trip to Japan, compare plans and size your needs with our tools.

| Time | Download | Upload | Ping | Tech |
|---|---|---|---|---|
| 14:35 | 189.0 Mbps | 25.9 Mbps | - ms | 5G |
Each reading is taken on location with our eSIM in real travel conditions. We log the connected network, time and exact place, then publish the observed speed unedited.