We don't call it that anymore. Haven't for decades.
As for the why, the time when that term was in regular use was a time with a lot of anti-asian bigotry and most of the people who refuse to stop using it are the same ones who use other outdated terms/slurs for non-white and non-western people, so it has tons of negative connotations..
Wait why? They're literally in the Orient
We don't call it that anymore. Haven't for decades.
As for the why, the time when that term was in regular use was a time with a lot of anti-asian bigotry and most of the people who refuse to stop using it are the same ones who use other outdated terms/slurs for non-white and non-western people, so it has tons of negative connotations..