Nana, aka Seven, is Kakeru and Suguru's childhood friend. The three were on the same soccer team in elementarty school before moving to Los Angeles. As a parting gift, Seven had made three friendship bracelets for the three main characters. Seven moved back to Japan in their last year of middle school to reunite with Kakeru and Suguru before Suguru's death. After the unfortunate death, Seven stayed by Kakeru's side and became the manager in both his middle school team and high school team. As well as being the manager, Seven was recruited to play on the Nadeshiko Soccer team. Could there be a love relationship between Seven and Kakeru?