I fucked a 48 y/o Asian woman this time last year. Very sexy and in awesome shape for her age. Tightest thing I have ever been inside of...
My current girlfriend is 47 and Japanese. She's really sweet and nice, but fucks like crazy. And yes, nice and tight.
Gotta work my way in. Looks great for her age. But then again, so do I...
As far as age, I take it on a case by case basis. Black and Asian women tend to age much better than white girls. My wife is 51, but looks 35. White women can hold up well if they take care of their skin and stay out of the fucking sun and fucking tanning beds...