The Nishinomiya Final Cup (西宮ファイナルカップ, Nishinomiya Fainaru Kappu) is a Keijo tournament held in the Nishinomiya Keijo Stadium. It was the last tournament of the last term, and a part of Nozomi Kaminashi's ascension.
Returning from the Funabashi, Nozomi is greeted by Sayaka and Sumire. On the other hand, Kazane follows Nozomi in order to congratulate Sayaka for being the eigth capable of advancing to the A-Rank. Kazane also informs that Mio, Rin, Hanabi, Kotone and Non have been confirmed advancing to the A-Rank. Sayaka then notices that Nozomi still feels sick as a result of participating in the previous tournament. Due to this, Sayaka is later teased by Kazane and Sumire that they are rumored to be dating each other. Enraged, Sayaka claims that she considers Nozomi as her rival that she must sink.
Several days later, both Nozomi and Sayaka advance to the finals of the Nishinomiya Final Cup. Ai thinks that Sayaka will let Nozomi to win since she has been confirmed to be able to get her promotion. However, after defeating all the other participants, Sayaka assaults Nozomi since she refuses to hold back against Nozomi. Despite this, Nozomi herself has prepared the means to counter Sayaka. Both engaged in a fierce fight, until after they received a red card for being too erotic. As a result, their match stopped.
Satisfied with their race, Sayaka states that she won't lose next time, which replied by Nozomi that she won't lose either. Since both of them finished in first place, Nozomi ultimately advances to the A-Rank.