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The war put a tremendous strain on Japan ( and was in fact opposed by more radically NATIONALISTIC elements , as taking away from the development of Japan ' s other possessions , particularly in the areas of scrap metal and fuel .)
 Japan: attacker
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: attack 
  Option: victim, attacker, place, target, instrument 
Text: {0} 
Answer:
 Japan: attacker