So 2nd and 3rd (at the end of tomorrow) will play a match to see who plays the #1 for a Final. You don't mean a single "set" do you. I think brahmin explained this but I can't find it right now, and I seem to recall there was something surprising to me.
Watanabe is the closest I've seen to Saori's mother hen style. And she seems quite skilled, too. I can't believe this is the Internet and I don't have a place to go that will tell me how old Watanabe is and how long she's been playing. grr . Well, if I could read Japanese ....