Who is Chidori Takachiho in the context of visual novels? (Hard)
#1: A character from "Fate/Stay Night"
#2: A character from "Kanon"
#3: A character from "Shining Hearts"
#4: A character from "Kagetsu Tohya"
What is Chidori Takachiho's primary role in the visual novel "Kagetsu Tohya"? (Expert)
#1: She is a supporting character
#2: She is the protagonist's sister
#3: She is a rival character
#4: She is a mentor figure