The 22-year-old actress wore a monochrome check playsuit and styled her tousled hair loose to one side as she greeted fans at the screening at Kumano Shrine.
The usually shy star smiled and waved at the crowd before signing autographs and posing for photographs.
Yesterday, co-star and reported back-on boyfriend Robert Pattinson attended the premiere for the final film in the vampire franchise in Sydney.
Asked about the most ridiculous scenes in the final instalment on an Aussie chat show, the British star answered: "Probably the scene delivering the baby in the last one, just because it was so ridiculous.
"The sex scene in this one is pretty ridiculous as well. It's just because you're shooting stuff to be PG-13, so you have to think of inventive ways to make something sexy.
"It's meant to be the greatest vampire sex you've ever had."
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