Shin Tennis no Ouji-sama: U-17 World Cup Episode 12 English Subbed Episode Title: Prince of Ace Episode Description: Third game against France. The one who entered the coat was Shardar, called "Prince". On the other hand, Japan will be returning to the national team, Ryoma! Strangely enough, the two of them ended up playing tennis on horseback outside the arena. Ryoma's serve is more powerful than before, but Shardar completes it all with a return ace. Ryoma loses points helplessly to the speedball that is thrown out from his upper body and core that he trained in horseback tennis!