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Matsuoka Rin
He displays great passion and competitiveness for swimming, as well as teamwork. he becomes obsessed with his rival Haruka. he observes the Iwatobi Swim Club practicing and having fun together, and is notably morose when he sees how happy they are together while he stands alone. He I s self-imposed due to his taking on the goal of meeting his deceased father's dream of becoming an Olympic swimmer. At times, Rin displays a softer side, showing concern for his friends' well-being. relaxed at times