Japanese Maple Leaf

The Japanese Maple Leaf is one of the plot elements present in the in-universe TV drama series, Koisome Momiji. It is a considered a legend where according to the story, if one was to find an eight-pointed maple leaf, his or her love would be fulfilled. This is supposedly evident near a shrine located in the tourist city of Kamakura, which is found in Japan, where the god there is a match-making god. The Maple Leaf Festival is dedicated to this god and the legend related to the eight-pointed maple leaf.

Story
Once upon a time, an extremely beautiful princess lived in the town where the film was being shot, and she was proposed to by many young men. The troubled princess made an impossible request. She said that she wanted an eight-pointed maple leaf. A lot of the young men gave up, but there was one that found the eight-pointed maple leaf. The princess was deeply moved. She married that young man, and they lived happily ever after.

Trivia
Shōta Katsuragi never found an eight-pointed maple leaf in the manga series. However, in the oneshot, Shōta Aikawa, a character similar to Shōta Katsuragi, found the leaf and confessed to Sana Mizuhara and ended up as a cast member of the movie itself as the main hero.