Roosevelt corollary is the answer!!!
The Japanese businessmen prefer to feel having a mutual respect and trust with the person they are going to negotiate with. They also prefer meeting up multiple times before negotiating and they don't make rash decisions instead they prefer to take their time in making any important decisions. Japanese businesspersons do not negotiate in an Arab manner. They will always maintain their politeness and their face should look focused on such negotiation. They are reluctant to say no and will not make a negative reply when they don't want to accept you for being their partner.
If they did not go in the war their country would parish
if you on apex its: aggressively expand Japanese territory to secure more resources.
i got it wrong cause ain't no one trying to read a long paragraph that don't even got no letter answer in it. So i guessed, but anyways thats the right answer.