Umumichi Yakushima

Driven by an intense desire for wealth, this character shares a similar ambition with his swimming club peers, often risking personal safety to achieve financial goals. He shares a similar dream of filling a pool with money and spending time within it. While he prioritizes money, he deeply values his friends, holding them in high regard. He and his teammates are fiercely protective of those they care about, demonstrating a strong, albeit complex, bond with their companions.