Peel the citrus fruit and slice into 6mm (1/4 in) thick rounds or divide into segments, removing as much pith as possible.
Slice or quarter the kiwi fruit, if using.
Arrange the fruit on a serving platter.
Scoop out the pomegranate seeds with a spoon, omitting the pulp around them.
Sprinkle the pomegranate seeds and chopped crystallized ginger, if using, over the top of the fruit.
Serve at once.