The BEST episodes of Ace of Diamond season 1

Every episode of Ace of Diamond season 1, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Ace of Diamond season 1!

A meeting with catcher Kazuya Miyuki changed the 15-year-old Eijun Sawamura's life. He said goodbye to all his friends and knocked upon the door of Seidou, a prestigious baseball school, intent on testing his own strength. There, he met many proud baseball players who were betting everything on the sport! A classic tale, yet new and fresh.

Last Updated: 6/22/2025Network: TV TokyoStatus: Ended
You're in the First-String
star
9.03
56 votes

#1 - You're in the First-String

Season 1 - Episode 13 - Aired 12/29/2013

To stop the attacks on Chris, Sawamura reverts back to his original pitching form while maintaining the wall against the dangerous Naoyuki Zaizen. The results not only improve Sawamura's speed, but they start putting pressure on Zaizen and reveal an injury he had earlier. With Chris and Zaizen being of equal strength now, the momentum swings back to Seido. After 3 innings Chris and Sawamura are pulled from the game. The game concludes and the Coach calls everyone together. Two players are moved up to the varsity team, and many third years have their hearts broken. While Chris isn't brought up to play, he is brought up as a manager for the varsity team.

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Decision
star
8.55
29 votes

#2 - Decision

Season 1 - Episode 56 - Aired 11/9/2014

Inashiro continues to get hits off of Tanba and put Seido in tight spots. Most of the spectators think the game is all but decided. In the bottom of the seventh Tanba's leg begins to cramp. Feeling there is no other possibility if they are to have a chance to win, Coach Kataoka puts Sawamura out on the mound to face off with Narumiya!

Writer: Kenji Konuta
Watch Now:Amazon
The Batter Who Hits
star
8.46
24 votes

#3 - The Batter Who Hits

Season 1 - Episode 58 - Aired 11/30/2014

Haruichi replaces his brother to bat and gets on base, scoring Furuya. Narumiya then walks Isashiki to load the bases. Yuki. comes to bat with a chance to change the game with one swing, but with Narumiya going all out against him everyone realizes this could decide the game.

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Fearless
star
8.21
24 votes

#4 - Fearless

Season 1 - Episode 59 - Aired 12/7/2014

Yuki and Narumiya faceoff to determine who has the superior strength in what could be the game's final determining showdown. Will Seido be able to take their first lead and change the pace of the game?

Writer: Kenji Konuta
Watch Now:Amazon
In Pursuit
star
8.08
24 votes

#5 - In Pursuit

Season 1 - Episode 75 - Aired 3/29/2015

The game remains close at 3-1. In the bottom of the eighth the 1st & 2nd year players manage to tie the game up. Miyuki brings in Sawamura to play in the ninth inning. Sawamura's first opponent ends up being none other than the subbing in Chris. Sawamura pitches to his best ability as a thanks to Chris for teaching him all he knows. The two teams remain tied at 3 at the end of 9. Kataoka calls for the game to continue until all the seniors have played, allowing Sawamura the chance to master his new pitch during the seniors final game.

Writer: Kenji Konuta
Victory or Defeat
star
8.08
24 votes

#6 - Victory or Defeat

Season 1 - Episode 62 - Aired 12/28/2014

A hit batter shakes Eijun's confidence, and he begins to walk Inashiro's hitters. Coach Katoka and Miyuki realize Eijun is in no condition to continue, and Kawakami is sent to the mound. Kawakami gets down to the final out. Which team will triumph, and which team will face defeat?

Reliable Underclassmen
star
8.04
23 votes

#7 - Reliable Underclassmen

Season 1 - Episode 57 - Aired 11/23/2014

As Seidos's players continue to get confused by Narumiya's pitches, Coach Katoka comes up with a dangerous plan. He tells his batters to give up on the change-up. Seido begins their rally with the underclassmen. Furuya gets on base, Eijun moves him to second, and Kuramochi gets on bringing Ryosuke to bat. Inashiro's defense begins to shift for the threat, but they are all shocked when Ryousuke asks Katoka to replace with a pinch hitter.

Lingering Feelings
star
8.00
25 votes

#8 - Lingering Feelings

Season 1 - Episode 63 - Aired 12/28/2014

The long 2 hours and 53 minutes of desperate struggles ends. Inashiro celebrates whilst Seido laments. Seido thanks their fans for supporting them, but in the locker room the 3rd years let their true feelings finally be shown.

Writer: Kenji Konuta
Determined
star
7.96
24 votes

#9 - Determined

Season 1 - Episode 61 - Aired 12/21/2014

After shutting down Seido, Inashiro decides to go all out and put the pressure on Eijun. Eijun continues to get out most of Inashiro's batters, but when the top of the order comes around Eijun participates in an event that could cost his team the game.

Burst!
star
7.92
26 votes

#10 - Burst!

Season 1 - Episode 37 - Aired 6/29/2014

Sawamura is given the role of pitching one more inning. After two outside pitches to Raichi, Sawamura finds himself up in the count. Miyuki calls for a high, inside four-seam fastball to get Raichi out, but Raichi sends it out of the park and cuts the lead down to 5-3. After walking the next two batters, Sawamura is pulled from the game. Yakusi's batters manage to connect Kawakami's pitches and score one more run. However a dramatic catch by Masuko leads to a dramatic double play and Seido gets out of the inning with a 5-4 lead. Sanada is ased to continue on through the end game to give Yakusi a fighting chance. In the bullpen Tanba continues to warmup, and Miyauchi thinks to himself that it is the best Tanba has pitched since getting back.

Guiding Light
star
7.92
25 votes

#11 - Guiding Light

Season 1 - Episode 74 - Aired 3/22/2015

The seniors convince Coach Kataoka to let them have their graduation game before the upcoming tournament and before the tourney drawings take place. Kataoka asks them if they are just impatient, but Yuki tells him this final game is the only way to give the new team the strength they will need to move on. Kataoka realizes the seniors have one final lesson to share, and the game begins. Sawamura wonders if he will be able to pitch.

Strong Men
star
7.83
23 votes

#12 - Strong Men

Season 1 - Episode 55 - Aired 11/2/2014

Inashiro manages to load the bases with two outs against Tanba, but Tanba pulls through to get Seido going. To counter Seido's potential momentum Narumiya and Harada change their pitching pattern frequently, confusing Seido's batters. As the innings change and the Seido players walk out to the field, Kuramochi stops Ryosuke to ask him about his injury and whether or not he can go on.

Partner
star
7.81
70 votes

#13 - Partner

Season 1 - Episode 2 - Aired 10/13/2013

Kazuya Miyuki becomes the catcher for Sawamura in a contest against Seido's dangerous clean-up batter, Kiyokuni Azuma. As Eijun tries to pitch down the middle, he finds himself tense and unable to control the ball. Kazuya immediately calls time and comes out to give him some words of encouragement. The words have the desired effect as Eijun finds more control than ever before and unveils a dangerous weapon he didn't know he had. Seeing how people like Kazuya can alter his pitching, Eijun decides to come to Seido as long as he can become the ace of the team.

Lonely Sun
star
7.77
26 votes

#14 - Lonely Sun

Season 1 - Episode 60 - Aired 12/14/2014

After giving up the lead, Narumiya remembers how he cost Inashiro's at last year's Koshien. With renewed confidence, Narumiya decides to show seido what a true ace is composed of.

Winner and Loser
star
7.73
30 votes

#15 - Winner and Loser

Season 1 - Episode 30 - Aired 5/4/2014

Ichidai continues to watch the game between Seido and Akikawa, declaring the next team to score will win in this 2-2 tie. Coach Katoka inserts Haruichi as a pinch hitter, and he responds by getting on base. Sawamura's bunt gets Haruichi to second base and brings up the lead-off batter, Kuramochi. Will Kuramochi finally be able to master Shunshin Yeung's clockwork control and get on base? Which team will score and seize control? No matter the outcome, Yeung is happy because he finally gets to play the style of Japanese baseball he grew up envying in his last summer of play in Japan.

Neck and Neck
star
7.72
29 votes

#16 - Neck and Neck

Season 1 - Episode 29 - Aired 4/27/2014

Sawamura's moving fastball and four seamer continue to cause problems for Akikawa's batters. As Seido's batters start to get on base, Miyuki comes to the plate and is able to predict the pitches Shunshin Yeung will make. Miyuki's at bat not only helps Seido's batters improve, but Tanba is sent to the bullpen to warm-up and cause an additional scare for Akikawa's batters. Will it all be enough to reverse the score and give Seido the lead?

Not Qualified to Be a Pitcher?
star
7.72
67 votes

#17 - Not Qualified to Be a Pitcher?

Season 1 - Episode 3 - Aired 10/20/2013

Eijun is nervous about rooming with older teammates, but they make him feel a too little at home on his first night. Eijun ends up oversleeping and shows up late when it's time to meet Coach Tesshina Katoka, a former Japanese pro pitcher. Miyuki also shows up late, but he uses Sawamura as a decoy to sneak into his line. Katoka shows no mercy and says Eijun can never become a pitcher if he can't show up on time. He also makes Miyuki run laps. Sawamura is determined to prove he can be the ace though, so Coach Katoka gives him a special challenge, saying until he can complete this challenge, he can't play in a baseball game for Seidou.

The Winning Shot
star
7.71
28 votes

#18 - The Winning Shot

Season 1 - Episode 40 - Aired 7/20/2014

The top of the ninth takes place as the battle between Seido and Yakusi reaches its climax with a battle between Tanba and Raichi. Tanba makes the count 2-2 when Miyuki finally calls for the forkball to make its debut. Will Raichi have success against the forkball, or will the pressure get to him? The winner advances to the semifinals as the loser ponders how they can improve for next season. This episode covers chapters 116 to 120.

Writer: Kenji Konuta
Entrusted Faith and the Courage to Perform
star
7.68
25 votes

#19 - Entrusted Faith and the Courage to Perform

Season 1 - Episode 54 - Aired 10/26/2014

In the top of the fifth Furuya gets a hit off of Narumiya, leading to a chance to tie the game with Shirasu. The only problem- Shirasu bats ninth. Will Shirasu make it on base, and what will Inashiro do when Tanba takes the mound in the bottom of the fifth?

The Truth About Chris
star
7.66
32 votes

#20 - The Truth About Chris

Season 1 - Episode 8 - Aired 11/24/2013

Chris continues to leave practice early and give Eijun additional workouts. Eijun believes Chris is slacking off and has given up on making the first string, but what makes him the most mad is when Chris tells him he will never be the ace as long as Furuya is on the team. Rei Takashima reveals she was the one who assigned Eijun to work with Chris because of his knowledge of the game, and when Eijun bad mouths Chris he ticks off Miyuki. Rei ends up taking Eijun to see one of Chris rehab practices and reveals he is the only man Miyuki has never beaten. Eijun realizes Chris was trying to make it where he wouldn't get hurt and begs Chris to teach him baseball.

Reliable Teammates
star
7.64
25 votes

#21 - Reliable Teammates

Season 1 - Episode 34 - Aired 6/1/2014

Raichi faces Furuya and manages to get a double. The next batter hits a single allowing Raichi to score and give Yasuki a 1-0 lead. Miyuki quickly reminds Furuya that he has reliable teammates behind him, and after a marvelous caught steal on Yasuki, Miyuki gives Seido the confidence it needs. Seido responds in the bottom of the first, and thanks to a 2-run homer by Masuko Seido takes a 3-1 lead. Seeing that his careful planning won't be enough, Raizou prepares to insert Sanada in the lineup earlier than usual and plans to have Raichi crush Furuya on his second at bat.

I'm Not Running
star
7.64
33 votes

#22 - I'm Not Running

Season 1 - Episode 27 - Aired 4/13/2014

As the heat continues to increase, Coach Katoka declares that if Furuya even lets one batter on base, he will switch him out. At first this declaration provides Furuya the motivation he needs to get stronger, and his pitch gets faster. However Akikawa begins to use their bunt plan efficiently forcing Furuya to tire himself even more. With no other choice, a pitcher change is called for. Sawamura is called into action. After nearly throwing the ball away on a toss to first base, Miyuki calls for a four-seam fastball to the inside, the exact pitch Sawamura used against the coach the night before. We see the results of that pitch. Akikawa hesitates being unable to see his (Sawamura's) pitch due to his form, and Sawamura forces a pop out to third to get out of the 4th inning.

The Giant Looks Down
star
7.63
24 votes

#23 - The Giant Looks Down

Season 1 - Episode 42 - Aired 8/3/2014

The battle between Sensen and Seishun gets underway. Sawamura's friends arrive in the fourth inning to see that Seido trails 1-0. In the fourth Seido begins to make contact with Hino's curve ball. Seido manages to load the bases, but a dramatic double play fly out, tag out at home keeps Seishun locked at zero. As we reach the sixth inning Ryousan gets on base. Haruchi is told to start warming up his batting skills, and Sawamura is told to warm up in the bullpen. Ryousan manages to steal home on a ground ball to third, tying the score at 1 a piece. This episode covers chapters 124 to 127.

Calling for Attention
star
7.60
30 votes

#24 - Calling for Attention

Season 1 - Episode 22 - Aired 3/9/2014

Seido shows Maimon West that they are underestimating anyone in the tournament. After being retired 1-2-3 in the top of the first, Seido manages to score 3 in the top of the second. Meanwhile Furuya continues to strike out batter after batter with his high fastball. Seido goes on to continue punishing Maimon West, gaining a 15-0 lead.

A Clash
star
7.59
32 votes

#25 - A Clash

Season 1 - Episode 5 - Aired 11/3/2013

Coach Katoka, or Shades as Onoda calls him, organizes a game between the first years and the non-starters on the second and third year teams. The goal is to determine who will join the starters for upcoming practice games. When Onoda comes across Katoka in the bath, the coach gives him one final chance to answer his question. After the answer is given, Onoda is allowed into the upcoming game, but when he starts as an outfielder, it could spell doom for any chance he has on the varsity team.