Answer
Japan has a greater mass by $77,881 km^{2}$
Work Step by Step
Step 1. 1 square mile=2.59 square kilometers
Phillipines 300000 km
Step 2: $\frac{145900mi}{1}\times\frac{2.59km}{1mi}=377,881km$
Step 3:$377,881-300,000=77,881$
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