Natsu ga Hajimaru.

Natsu ga Hajimaru. is a promotional original net animation produced for the CalorieMate brand, directed by Takumi Shiga. The project is driven by the energetic track "Surges," composed by Orangestar and brought to life through the vocal performances of Kase and Loin. Visually, the production distinguishes itself through an eclectic and dynamic animation style that shifts fluidly to match the emotional intensity of its narrative, creating a vibrant audiovisual experience. Set during the second year of the global coronavirus pandemic, the story centers on a group of dedicated high school students who belong to various athletic clubs. Despite the unprecedented challenges and restrictions defining this era, these young athletes refuse to let their circumstances diminish their passion. Instead, they channel their energy into rigorous training and competition, pouring their hearts into their respective sports. Their collective determination serves as a powerful testament to youthful resilience, illustrating how the drive to push personal limits and support one another remains unbroken even in the face of widespread adversity.