Ryo Shoots an Own Goal - S1-E23
Other mistake: After the own goal, Misugi and Yayoi are talking. Behind Misugi, someone is holding a small book open without using their hands. (00:15:30)
Ryo Shoots an Own Goal - S1-E23
Other mistake: Ishizaki's entrance is completely different from the ending of the previous episode; he just walked in while Tsubasa was talking with the Tachibanas, while in this episode he stumbles and everyone including Tsubasa is looking at him. (00:03:30)