You are going to Watch Ace of Diamond Episode 49 English subbed online free episodes with HQ / high quality. Stream Anime Ace of Diamond Episode 49 Online English sub A Nostalgic Face. Kiyokuni Azuma returns to force Seidou into some fielding practice against strong hitters. Little does he know that a rematch with Sawamura is on the horizon, and Azuma comes to realize that this version of Seidou could be the strongest in the history of the school. This episode covers chapters 143 through 145.