Tsuna, short for Tsunayoshi Sawada, is the main character of the anime and manga series Katekyo Hitman Reborn!. He starts as a timid and insecure boy who discovers he is the heir to the Vongola Mafia family. Throughout the series, Tsuna undergoes significant character development, transforming into a confident leader. As the story progresses, Tsuna learns to harness his Dying Will powers and gains the support of his friends, known as the Vongola Guardians. Together, they face various challenges and enemies, ultimately striving to protect their loved ones and uphold the values of loyalty and friendship.