Most Helpful Guy
If you're going to be walking a lot, you'll neeed ood quality walking shoes for those cobbblestones, not heels or 'fashionable' footwear that isn't designed for a lot of walking.
A lot of Italians are uncomfortable with non Italian immigrants, but if they know you're a tourist, you'll get treated well.
Expect guys to whistle, pat your on the behind, and the like; Italians aren't PC people, and they do things that would get them accused of harassment in the US. On the other hand, any real violence against women is MUCH rarer in Italy, it's much safer in that sense.
But watch where you keep your money; purses that a professional can easily pilfer from shouldn't be carried. Especially in Rome, the pickpockets are very skilled. They know tourists carry money, cell phones, credit cards. But they'll target any tourist in an equal opportunity way, they won't pick on you because you're Asian, except to the extent that they know a lot of Asians carry a lot of cash and don't use credit cards so much.