Slice the eggplant on the diagonal into 1/4-inch thick slices. Add to a hot grill pan and grill until slices are marked on both sides and the eggplant is tender, about 7 minutes on each side. Season with salt and pepper, remove from grill pan and set aside.
In a bowl, combine the ginger, garlic, olives, tomatoes, scallions, sesame seeds, zest and rice vinegar.
Arrange the eggplant on two plates, top with the vegetable mixture, sprinkle more sesame seeds on top