Regarding her own time travel, Hatake Sakusuki said that she had adapted well, not to mention meeting Arashi Aoki, who was also a time traveler, but what troubled her was: "Dad, is Kakashi really her biological child? You and Nanako are both straight and so am I, but Kakashi is a broomstick. Could it be..." Shigesaku Hatake: "[serious face] In fact, he picked it up..."
Hatake Kakashi: "... That's enough. How much do you have objections to my hairstyle?"