<Table> <Tr> <Th_colspan="2"> United States Forces Japan 在 日 米 軍 </Th> </Tr> <Tr> <Td_colspan="2"> USFJ </Td> </Tr> <Tr> <Th> Country </Th> <Td> Japan United States </Td> </Tr> <Tr> <Th> Size </Th> <Td> 50,000 (approx .) </Td> </Tr> <Tr> <Th> Headquarters </Th> <Td> Yokota Air Base, Fussa, Western Tokyo </Td> </Tr> <Tr> <Th> Nickname (s) </Th> <Td> USFJ </Td> </Tr> </Table> <Tr> <Th_colspan="2"> United States Forces Japan 在 日 米 軍 </Th> </Tr>

Where is the us military base in japan