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Season 3
OVA
No. Image Title Original Air Date
01
Beyond-the-dream.jpg
Beyond the Dream

The first day of the Spring Koshien has come! Making his debut in the nationals, Sawamura is determined to show off what he had achieved, only to fail dramatically. Meanwhile, Hongou Masamune of Komadai Fujimaki takes the stadium to storm.

April 2, 2019
02
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Wanna Take The Mound

Seidō High School plays against Nihon Shōno for the second round of Senbatsu. Seidō wins and advances to the quarterfinals. The remaining seven schools to compete for the quarterfinals are also decided. A few of the teams are Yakushi High School, which appears in nationals for the first time and comes from West Tokyo like Seidō; Hakuryū High School, famous for their team's mobility; and the current national champion, Komadai Fujimaki High School.

April 9, 2019
03
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Blessed by the Baseball Gods

The quarterfinals match between Komadai Fujimaki High School and Seidō High School starts. Both teams start with their respective aces, Hongō Masamune and Furuya Satoru, who both have attracted the media's attention for their blazing fast pitches.

April 16, 2019
04
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The Day It Began

The quarterfinals match between Komadai Fujimaki High School and Seidō High School enters the final stage. Seidō's batting line up has only gotten one hit so far, courtesy of Miyuki. As if in response to Hongō's pitching, Furuya reaches a higher level of pitching.

April 23, 2019
05
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Joining

With their defeat against Komadai Fujimaki High School, Seidō High School's Senbatsu is over. Now back in Tokyo, the team members reflect on each of their performances. Meanwhile, new first year members are welcomed into the team.

April 30, 2019
06
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Go Straight

A new tournament season begins and Seidō High School, having rested enough being a seeded team, plays in the third round against Eigen High. Spectators fill the stadium with hopes of witnessing Furuya pitch after making a name at Senbatsu. Kawakami is the starting pitcher before switching with Sawamura.

May 7, 2019
07
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KING

Spectators fill the Jingu Second Stadium to capacity to witness Senbatsu semi-finalist Yakushi High School and Summer Koshien runner-up Inashiro Industrial face off against each other. The match starts with a stalemate until Inashiro shows again their strength.

May 14, 2019
08
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Camphor

The match between Inashiro and Yakushi concludes. Meanwhile, at Seidō, the first years struggle to keep up with the level of high school baseball. Two spots of the first string are currently open. The third years who face their last summer in the team, the second years, and the first years alike vie for the two open spots.

May 21, 2019
09
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Battle, Battle

Koshien regulars Teitō faces Ugumori, which defeated the Summer Koshien Runner-up Inashiro in the previous fall tournament. Meanwhile, at Seidō, a first-year lashes out at Sawamura.

May 28, 2019
10
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Debut

Teitō wins their match against Ugumori and advances to the semi-finals. Inashiro has also won their quarterfinals match. Teitō and Inashiro will face each other in the semi-finals. Seidō competes against Kasuga First with Sawamura as the starting pitcher. Masashi debuts as a batter for Seidō, only to strike out spectacularly.

June 4, 2019
11
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Where You Look

Sawamura switches out after five innings with no runs lost. Furuya takes the mound and shows changes from his experience in Seidō's Senbatsu match against Komadai. Masashi scores a walk-off two-homer and settles the game. Ichidaisan also wins their quarterfinals match. The other semi-finals match will be between Seidō and Ichidaisan.

June 11, 2019
12
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Selfish

Seidō prepares for their semi-finals match against Ichidaisan. After team training, Sawamura is set to train his pitching with Miyuki at the bullpen. However, Furuya expresses his desire to train also with Miyuki. Miyuki prioritizes Furuya. Sawamura grudgingly watches Miyuki and Furuya train. Okumura then offers to catch for Sawamura, instead. Meanwhile, Miyuki asks Furuya what he saw at Koshien that he, in effect, strains his body when he pitches.

June 18, 2019
13
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Batting First

Sawamura gets his turn in pitch practice with Miyuki. Okumura helps him warm up, and, seeing his reaction to Sawamura's pitches, Miyuki lets Okumura to catch for Sawamura more. At Ichidaisan, the team also prepares for their match. The next day, the first match of the semi-finals between Seidō and Ichidaisan starts with both teams starting with their respective aces.

June 25, 2019
14
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Presence

Intent on supporting Furuya with runs, Seidō scores 2 runs top of the first inning. However, Furuya struggles with his pitching, reaching 80 pitches by the first half of the game. With the help of the fielders, Seidō avoids losing a run until the bottom of the fifth inning and their lead against Ichidaisan decreases to 1 run.

July 2, 2019
15
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My Role

Seidō is now just 1 run up against Ichidaisan. Only at one out yet and with runners on first and second, Amahisa takes the plate and hits to left field, bringing the two runners home. Ichidaisan takes the lead, 3-2. Ichidaisan further widens their lead by 3 runs. Furuya struggles with his pitching and loads all bases. Seidō decides to switch Furuya out and send Sawamura in. Despite only having one out and with bases loaded, Sawamura successfully ends the inning by striking out the next two batters.

July 9, 2019
16
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Only After You've Won

With Sawamura pitching for Seidō, Ichidaisan fails to add another run to the board. Likewise, Seidō struggles to score off Amahisa who has upped his pitching and takes back only 1 run top of the ninth inning. Seidō ultimately loses the match. Ichidaisan advances to the final round and also qualifies for the Kanto Tournament.

July 16, 2019
17
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Three Months

The Seidō first string stays to watch the second match of the semi-finals between Inashiro and Teitō, representatives of West and East Tokyo, respectively, to the previous Summer Koshien. Inashiro wins the match and shall face Ichidaisan in the final round.

July 23, 2019
18
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Something to Find Out

Coach Kataoka revokes the jersey numbers of the players and encourages everyone, especially the third years, to put in their best to obtain a number. The finals of the Tokyo Spring Tournament ends with Inashiro winning against Ichidaisan, albeit the latter not using their ace.

July 30, 2019
19
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Competitive Streak

After their loss in the spring tournament, Seidō holds an intrasquad match between the second and third years and the first years. Kuki starts for the first years and loses 8 runs in two innings while Kawashima, who starts for the upperclassmen, holds their defense and loses no run. The upperclassmen are determined to show the fruits of their hard work and also to have a performance on behalf of other upperclassmen unable to play. Asada and Okumura is switched in as a battery in the third inning.

August 6, 2019
20
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Self-Assertive

Okumura and Takuma outplay the second and third years while batting by working together and using Daikyo Senior's 'thinking baseball' strategies. Which was taught by their coach that shortly left the team for stronger teams. The 'thinking baseball' strategies as Okumura describes, comes naturally to him as his coach's words constantly haunts him and is deeply rooted in his body. Yui and Masashi also appealed to Kataoka and requests to join the first years playing against the second/third years.

August 13, 2019
21
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Out of Time

Three schools from Western Tokyo will be playing in the Kanto Tournament, Inashiro, Ichidai and Yakushi. We also find out Mimura, Kawashima and Takatsu join Seido's first string. While Kukki , Kagami , Seto and Okumura make second string. Yui joins Miyuki's cram school amongst the catchers and pitchers. Miyuki also encourages Sawamura and Furuya to practice with the first year catchers in order to build relationship and knowledge.

August 20, 2019
22
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Chosen

Sawamura & Yui and Furuya & Okumura form a battery. Okumura's ability as a catcher shines in the bullpen, as Furuya also notes he feels comfortable with his catching. While waiting for Miyuki to help him practice, Sawamura for once feels bad for interrupting his batting practice. Miyuki encourages Sawamura, explaining that he too wants to go all out in the Golden Week games. The 'numbers' practice between Miyuki and Sawamura are overseen by Kataoka, learning that pitches after Number 7 lack control. It is after this, Kataoka decides on Sawamura as the starter for the practice game against Senbatsu's Hakuryu in 3 days.

August 27, 2019
23
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One Pitch, One Second

It is now the Golden week and the high school teams throughout the nation participates in practice games against powerhouse schools. In order to prepare themselves for the upcoming Summer Tournament. Furuya's ball control is still erratic and the teaching staff are worried whether or not, Furuya will overcome this in time. At the end of the episode we are introduced to Hakuryu, a team known for their calculative tactics and fast runners.

September 3, 2019
24
Incomplete.png
Incomplete

Seidou starts off their game against Hakuryu with Sawamura as their starting pitcher. In the early innings, Hakuryu’s quick baserunning pressures Seidou’s defense, but Seidou’s batters put up just as much pressure against Hakuryu’s defense. On top of the third, Sawamura and Miyuki’s cooperation makes it difficult for Hakyuru to score any runs, even when Mima is up to bat.

September 10, 2019
25
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Unleashed

Seidou holds out against Hakuryu well, with neither team being able to gain a sizeable lead. Sawamura’s pitching makes it difficult for Hakuryu’s batters to get on base, rendering their quick baserunning useless. In the middle innings, Hakuryu changes up their batting strategy in an attempt to trip up Sawamura’s pitching, and Sawamura is forced to walk Mima. However, Sawamura remains calm and continues to pitch strikes.

September 17, 2019
26
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Beneath the Same Banner

In Seido’s second string practice game against Ichidai Sakurai, Okumura has shown himself to be a competent catcher. Meanwhile, in the Seido vs Hakuryu game, Seido manages to score 2 runs in the 6th inning after changing up their batting strategy, while Hakuryu struggles to score even one run. Seido ultimately wins the match against Hakuryu. Even after pitching all 9 innings and holding Hakuryu to just 1 run, Sawamura still isn’t satisfied with his performance. Seido goes on to win all of their golden week practice games.

September 24, 2019
27
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The Note

Seido’s first string returns from the golden week practice games. Due to Sawamura’s outstanding performance in the Hakuryu match, an article about him was published, making his presence known. Coach Kataoka hands out baseball journals with some comments about the practice games written in them. Sawamura’s comments from the coach serve to motivate him to work harder, while Furuya’s compels him do some self reflection. The team practices fielding with the coach.

October 1, 2019
28
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I'm Not Stopping

Seidou continues to practice for the upcoming Summer Tournament. Furuya is determined to overcome his weaknesses, but discovers that he has an injury.

October 8, 2019
29
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After Spring Comes

Recap episode

October 15, 2019
30
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BLOOM OF YOUTH

Seidou has practice games against Naruta Industrial and Asari High school. Furuya is put on a special training regimen until his injury heals.

October 22, 2019
31
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Kind of Like a Promise

The Seidou team continues to practice in preparation for the Summer Tournament. During pitching practice, Okumura still refuses to catch for Sawamura until he is on the first string, even when he is ordered to by coach Kataoka. Furuya practices fielding since he is still not well enough to pitch yet.

October 29, 2019
32
Hunger.png
Hunger

Furuya prepares for his comeback as a pitcher for the second-string. Meanwhile, Inashiro Industrial wins the Kantou Tournament, defeating Hakuryū High School, 5-3.

November 5, 2019
33
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Heat Transfer

Seidou continues to play practice games with different schools in preparation for the Summer Tournament.  Furuya pitches in a second string game for the first time in weeks since the discovery of his injury, with Okumura catching for him.  Later, Okumura is finally placed in the first string after a discussion between Miyuki, the coaches, and Rei.

November 12, 2019
34
Competition.png
Competition

Sawamura and Furuya send off Miyuki, who is going to Inashiro to practice with the other high schoolers chosen to form the team that will be taking on the American team. Miyuki is not really needed as a catcher, so he plays first baseman instead, and catches for Shunshin in the bullpen for practice. Back at Seidou, Okumura catches for Sawamura, and struggles to stay grounded in the first string.

November 19, 2019
35
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Because He's Awesome

While the Tokyo high school team was playing against a university team for practice, the American team finally arrive to Inashiro.  The awaited game between the Japanese team and the American team begin, with Shunshin starting on the mound.

November 26, 2019
36
As a Catcher.png
As a Catcher

At Inashiro, the American team sends out a new pitcher who is highly skilled.  The Japanese team takes this opportunity to send out Narumiya in response.  At Seidou, Furuya pitches in a practice game against a team that frequents Koshien, with Ono as his battery partner since Miyuki is still at Inashiro.

December 3, 2019
37
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Invincible Mentality

Ono is injured by one of Furuya’s pitches, and he is switched out with Yui.  The main catcher on the Japanese team also gets injured, so Miyuki is sent in as a replacement catcher, even though doing so will allow him to see Narumiya’s pitching from up close.

December 10, 2019
38
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Fragile

The games at Inashiro as well as Seidou continue.  Furuya struggles to pitch well in the practice game after the switch in catchers.

December 17, 2019
39
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I'm Counting on You

Furuya and Yui are switched out for Okumura and Kaneda, but Seidou still ends up losing the practice game, cutting their winning streak short.  In the next practice game, Okumura and Sawamura form a battery.

December 24, 2019
40
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Expression

Okumura and Sawamura continue working together as a battery to win their practice game. 

January 7, 2020
41
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Shared Fate

Yuuki hits a home run, and Seidou finishes off their practice game with a win.  At Inashiro, two games were played, the first was a tie, and the second was won by the American team. 

January 14, 2020
42
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20 Players

On the train home after the Tokyo Invitational game, Miyuki meets Narumiya and gives him some honest advice. They promise an intense battle in the summer tournament. Meanwhile, the fierce game against Seiho on Seido’s practice field has come to an end. The Seido nine reflect on their challenges to address, including those from their loss to Yamamori Academy. It’s now time to decide the twenty players who will make the roster for the summer tournament.[1]

January 21, 2020
43
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Summer Training Camp

The Seido baseball team is holding their summer training camp. The managers are working hard to prepare onigiri for them to eat. Sawamura is trying to eat natto, his least favorite food, in order to gain the stamina to pitch for nine innings without getting tired. The players are keenly interested in who will perform well in the training camp and earn a numbered jersey for the summer tournament. Will Sawamura, Furuya or Kawakami earn the right to wear the ace number?[2]

January 28, 2020
44
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Setting Sail

It’s the final day of the summer training camp. The batters of the Seido nine are doing all they can to prepare to face top-tier pitchers like Narumiya and Amahisa. That evening, Coach Kataoka starts fielding drills that work the players to the bone. The next day is the drawing to decide which block each school will play in for the summer tournament. What teams will Seido High School be up against?[3]

February 4, 2020
45
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Go EXCEED!!

Showing the sum total of his pre-tournament training, Sawamura pitches impressively against powerhouse school Kokonoe, holding them to two runs in eight innings. Meanwhile, Ochiai still holds esteem for Furuya who wore the ace number and still continues to improve. Will Seido’s ace for this summer be Sawamura, or Furuya? What will Kataoka decide?[4]

February 11, 2020
46
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Encouragement

Seido awaits their first game of the summer tournament. Sawamura wants to get used to wearing the ace number and so begins to sleep in his uniform, earning him a teasing from his roommates. Coach Kataoka receives an stimulating call from his former mentor Coach Sasaki, the coach of Yura Sogo Engineering High School who they are about to face. Yura Sogo competes in the first round anticipating their game against the seeded Seido. What does the cunning Coach Sasaki have up his sleeve?[5]

February 18, 2020
47
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Under the Feet

Seidou watches the record of Inashiro's match in the evening. Ichidaisan, Seiko and Yakushi also won their opening matches handily. At night the players try to get their premature adrenaline in check. The next day the match Yura vs Seidou starts. Right at the beginning Sawamura makes a fielding error and is affected by it which enables Yura to score. Seidou gets out of the 1st inning with two lost runs.

February 25, 2020
48
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Get Back

In the bottom of the 1st inning Kuramochi scores Seidou's 1st run with the help of Haruichi. The first inning ends with 2 runs for Yura and 1 run for Seidou. Coach Kataoka explains that this is the result of the opponent going all out. They should switch gears and move on. He tells Sawamura that he is counting on him. In the 2nd and 3rd inning neither Seidou nor Yura scores a run. At the top of the 4th inning after throwing 4 balls Seidou is switching pitchers.

March 3, 2020
49
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Seido Goes All Out

Kawakami takes over and tells Sawamura that his feelings reached everyone and asks him to let them handle the rest. The 3rd year battery then showes a perfect relief, preventing Yura from grabbing the momentum. At bottom of the 4th inning Miyuki manages to hit a homerun and thus equals the score. With Zono Seidou takes the lead and with Toujou they score their 3rd run in the same inning. Kawakami holds Yura off until the 6th inning without losing any runs. Masashi slams a 2 run homerun in the 7th inning and it's a called game. Seidou wins and moves to watch Hachiya Ouji's game.

March 10, 2020
50
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FIRE AGE

Seido has defeated Yura Sogo in a called game. Reflecting on their inability to establish a rhythm in the early innings, Seido begins to analyze and strategize against their next opponent, Hachiya Oji. Of particular interest is their captain, second baseman Kawabata. Kuramochi and Haruichi are fired up to face their rival fielder. Meanwhile, Kataoka calls Sawamura to his office after the coches’ meeting, and tells him to make the most of his experience from the first game.[6]

March 17, 2020
51
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That's The Reason Why

It's Seidou's match against Hachiya Ouji. Furuya's control isn't perfect but he doesn't miss the mark that much nevertheless. He even sets a personal speed record with 155 km/h with one of his pitches, getting his 10th strikeout during the 5th inning. Sawamura looks happy to see a revived Furuya. At the bottom of the 5th inning Seidou's batter show their worth and score 5 runs. Till the 7th inning they widen the gap 0-8.

March 24, 2020
52
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Ace Of Diamond

It’s the top of the seventh inning in Seido’s game against Hachiya Oji. Hachiya Oji has to score this inning or else the game will be called. Kawabata fought his way to a base, but it would be Hachiya Oji’s last offensive. Seido’s victory is imminent. After hearing Furuya say he’d get to play next game, Sawamura watches the game from the bench, the number one on his back. The story of these two players vying for the title of ace will continue.[7]

March 31, 2020

External Links[]

http://diaace.com/ (Official Website - japanese)
https://www.tv-tokyo.co.jp/anime/diaace2/ (Official Website - japanese)
https://myanimelist.net/anime/38731/Diamond_no_Ace__Act_II

References[]

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