Ace of Diamond
ダイヤのA (original)
Eijun Sawamura is a pitcher who joins an elite school with a brilliant catcher named Kazuya Miyuki. Together with the rest of the team, they strive for Japan's storied Koushien championships through hard work and determination.
Starring Ryota Osaka, Nobunaga Shimazaki, Takahiro Sakurai, Natsuki Hanae, Shintaro Asanuma, Ayumu Murase, Shunsuke Takeuchi, Yuma Uchida, Daiki Yamashita, Tasuku Hatanaka
It's a animation show, and has a rating of 8.1 out of 10 from Imdb which is very high for this kind of show.
Watch it here
Not found streaming from Australia.