Very tight frame.  The IJ scored better in the air, but the US scored more objective points:
A2A
IJ  34.0
US 29.5
OBJ
IJ  22.4
US 29.6
US suffers a 17 point penalty reduction due to rearming at prohibited fields.  IJ suffers a 8 point penalty reduction due to rearming at prohibited fields.  Thus:
US  42.1
IJ  48.4