A Strange Looking Waltz
Yuichi is starting to remember more about his past encounters with Ayu seven years ago, and the time he gave her a present, which he will grant three wishes for her. At school, Yuichi finally discovers that Shiori's surname is the same as one of his classmate's, Kaori Misaka; he suspects they are siblings, though Kaori denies such a claim. As the dance festival starts without a hitch, it is not long before a demon comes to attack.
Aired 22/12/2006EP 12 - A Strange Looking Waltz

Kanon (2006)
As a young child, Aizawa Yuuichi had often visited his cousin in the city. However, something drastic happened to keep him away for seven long years. Now, Yuuichi returns, his memories of those days are simply gone.
Settling into the wintry town, Yuuichi comes across several young girls, all of whom are connected to his past. As he befriends them and continues to interact with them, the long forgotten memories from his childhood begin to resurface...