"Ippon" Again! is a sports manga centered around the world of judo, focusing on the journey of its protagonist, Michi Sonoda, a high school student with a deep passion for the sport. After a disappointing loss in a middle school judo tournament, Michi steps away from competitive judo, feeling disillusioned and unsure of her abilities. However, her resolve is reignited when she encounters Towa Hiura, a talented judoka who challenges her to rediscover her love for the sport. Together with her childhood friend Sanae Takigawa, Michi decides to rejoin the judo club at her high school, aiming to compete at the national level.

The narrative explores the dynamics of teamwork, personal growth, and the challenges of competitive sports. Michi’s journey is marked by her determination to overcome self-doubt and refine her skills, often drawing inspiration from her teammates and rivals. Towa, a prodigious judoka with a calm and analytical approach, serves as both a rival and a mentor, pushing Michi to improve. Sanae, on the other hand, provides emotional support and camaraderie, balancing the intense training with moments of levity and friendship.

The story delves into the technical aspects of judo, showcasing matches and training sessions with a focus on strategy, technique, and the mental fortitude required to excel in the sport. As the team prepares for tournaments, they face various opponents, each with unique styles and strengths, which test their abilities and force them to adapt. The manga also highlights the importance of perseverance, sportsmanship, and the bonds formed through shared struggles and triumphs.

Through its portrayal of Michi’s journey, "Ippon" Again! captures the essence of competitive judo while emphasizing themes of resilience, self-discovery, and the pursuit of excellence. The characters’ growth, both individually and as a team, is central to the narrative, making it a compelling exploration of the challenges and rewards of dedicating oneself to a sport.