Tokyo is about 4.2 times bigger than Staten Island.

Staten Island is approximately 149 sq km, while Tokyo is approximately 619 sq km, making Tokyo 315% larger than Staten Island.
Tip: This to-scale comparison of Staten Island vs. Tokyo uses the Mercator projection, which distorts the size of regions near the poles.
Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.