Ace of Diamond Act II Second Season Part 2 Confirms October 2026 Premiere

The highly anticipated second part of Ace of Diamond Act II Second Season will officially premiere in October 2026. Produced by the prominent animation studio OLM, this upcoming second cour continues the high stakes baseball journey of Eijun Sawamura. Fans can stream the new episodes directly on Crunchyroll as the team slides back into the tournament action this fall. This latest release marks a major milestone for the sports franchise, which has captured the hearts of anime fans worldwide since its inception.

Key Franchise Information

• Title: Ace of Diamond Act II Second Season Part 2
• Genre: Sports, Drama, Shonen
• Original Creator: Yuji Terajima
• Animation Studio: OLM (Team Yoshioka)
• Official Website: Ace of Diamond Official Anime Website
• Streaming Platforms: Crunchyroll Series Hub | Amazon Prime Video Anime

What Is the Production History of Ace of Diamond?

The production pipeline for this beloved sports series spans over a decade, establishing it as a foundational modern sports anime. Animation studio OLM took over production duties for the current season under the direction of Hideaki Oba, succeeding studios Madhouse and Production I.G, who handled the earlier generations of the project.

The television broadcast timeline includes several major milestones:

• The Original Series: Premiered in October 2013, introducing audiences to Seidou High School.
• The Second Season: Debuted in April 2015, expanding the competitive roster and raising the tournament stakes.
• Ace of Diamond Act II Season 1: Aired from 2019 to 2020, delivering a massive 52 episode run that adapted the initial stages of the manga sequel.
• Ace of Diamond Act II Second Season Cour 1: Aired from April to June 2026, setting up the dramatic narrative foundation for the October return.

When Was the Original Ace of Diamond Manga Published?

The anime relies on the deep, character driven narrative created by manga author Yuji Terajima. Published by Kodansha in Weekly Shonen Magazine, the manga is celebrated for its realistic portrayal of high school baseball culture, team dynamics, and pitch mechanics.

The print serialization is divided into two distinct historical eras:

• Ace of Diamond (Part 1): Began publication in 2006 and concluded in January 2015, spanning 47 collected tankobon volumes.
• Ace of Diamond Act II: Launched immediately after in August 2015 and finished its spectacular magazine run in October 2022 with 34 collected volumes.

Where Can Fans Watch Ace of Diamond Act II Second Season?

Viewers looking to get caught up before the October 2026 premiere can stream the entire franchise on Crunchyroll, which hosts all prior seasons and simulcasts the current tournament matches. For alternative digital distribution platforms, fans can also check availability to watch via Amazon Prime Video depending on regional licensing agreements.