She thought I was a Japanese , as most people at the concert were Japanese . Then the 3 of us started talking about Arashi again before concert starts . Then aroud 5.30 , everyone started chanting , " Arashi ! Arashi " , waiting for Arashi to make their appearance . The opening was fantasic ! ! !

Q with options: Give answer the following question using evidence from the above passage: What may be the reason most people at the concert were Japanese ?

[I] Because the band was from Japan and the concert was in Japan .
[II] The concert was held in a venue close to Japan .
[III] It was one of the few concerts in the US that was mainly for Japanese people .
[IV] None of the above choices .
[I]