Why japanese claim everything as theirs?

Question:

they've continued copying from other countries such as china and korea

and now claiming that all the stuff which are now regarded as the treasure of japan are all invented by japan


nowdays, they are claiming every islands near japan is all japan and now having conflicts with every neighboring countries such as russia korea and china....

whats the matter with them?? can they just do invent their own things and just satisfy with their own properties??

why they just keeping claiming everything as japanese???

cant they just do good with neighboring countries???

Answer:

Really? America is doing the same exact thing. Why do you think they were in Pakistan and Afghanistan? To find Osama Bin Laden? That's bullshit. They went there to take over their land for the oils.