Ryoma! The Prince Of Tennis

After winning the national championship, tennis prodigy Ryoma Echizen travels to the United States to further develop his skills. However, a strange encounter unexpectedly sends him back in time, where he meets his father, Nanjiro Echizen, during his younger days as a professional tennis player. Ryoma soon becomes caught up in an adventure that gives him a new perspective on his father and the origins of his incredible tennis ability.