Actually, that's what you notice and not what may be. In fact, a large percentage of Japanese marry other Asians but it's probably not noticeable to you. What is true however is that the Japanese community is small and spread out so it's not unusual for people in the community not to marry other Japanese. Where there is far more Japanese to Japanese marriage is in Hawaii which is still bombarded with the same media images but where there is a large population of Japanese.
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