Answer: Samir is considering Japan's CULTURE.
Explanation: Culture refers to the arts, customs, lifestyles, background, and habits that characterize a particular society or nation.
Like a saying goes, one man's food is another man's poison. What might be good to Samir's Culture might not be acceptable in Japan.
By taking into account Japan's shared norms, traditions, and viewpoints toward the world, Samir is being diplomatic. And this can be said to be Samir considering the CULTURE of Japan.