Battery (バッテリー, Batterī) is a Japanese light novel series by Atsuko Asano that was published by Kadokawa Shoten. It received the Noma Prize for Juvenile Literature in 1997 and the Shogakukan Children's Publication Culture Award in 2005, selling over 10 million copies in Japan. It later gained a film adaptation in 2007, and an anime television series in 2016.
A young pitcher named Takumi Harada recently moved into his grandfather's house named Ioka Youzo, a former coach of Nitta Highschool. Later on, Harada met a catcher named Go Nakagura. They started playing and Harada realized that Go can catch up with his pitches. Harada become motivated and joined the baseball team in Nitta High. They later began their journey as a baseball team.