For pet owners, the fact that Kyo hates leeks, onions, and miso makes perfect sense - those foods are dangerous for cats and should be never given to them. The Zodiac animal within Kyo is merely negatively reacting to what are, instinctually, health hazards.
You know that New Year's dance Yuki was so ashamed of? Well, it turns out that there are actually two members of the Zodiac that dance together, the "old year" and the "new year". Since the Ox follows the Rat, Yuki would have danced with Haru.
The effects of Akito mind raping Kana. Allegedly, after the ordeal, she spent all of her time sobbing and blaming herself for Hatori's eye injury, no matter what Hatori said to her. Don't get it yet? Kana was driven to clinical depression.
