Arc 1Kei’s Academy Years

Minazuki Kei trained in secret through a fragile peace in Kirigakure, then applied for early graduation as political tensions and the prospect of another war loomed. His graduation assessment began with Heiji Kaguya attacking him, and Kei wounded Heiji with an Ice Release technique.

Chapters 1–2525 summaries

Arc 2Graduation and Team Seven

Kei completed the assessment, graduated, and celebrated with the Minazuki family before being assigned to Team 7 with Mei Terumi and Kisame Hoshigaki under Ao. As the team prepared for its first mission, Genji rebuffed Ao’s visit and Kei focused on becoming stronger.

Chapters 26–5125 summaries

Arc 3The Kujiraai Island Mission

Kei and Team 7 uncovered Matou’s alliance with Cloud Ninja while investigating a string of murders on Kujiraai Island, and Kei nearly died defeating Hato. After returning to Kirigakure, Kei learned his team assignment had drawn unusual attention as the village prepared for a possible Cloud Ninja threat.

Chapters 52–7625 summaries

Arc 4Mist Ninja in Konoha

Ao led Team 7 to Konoha for the Chunin Ninja Exams as the villages assessed one another amid rising tensions. Kei, Mei Terumi, and Kisame passed the first exam and entered the Forest of Death, where their assigned task set them against other teams.

Chapters 77–10125 summaries

Arc 5The Road to the Finals

Kei and his teammates survived a Root ambush in the Forest of Death, then returned to the Chunin Exams after Hiruzen stopped the crisis from escalating. During the break, Kei trained with Might Duy and Might Guy, and the finals began with Kei defeating Yura.

Chapters 102–12625 summaries

Arc 6The Mist Party Ambush

Kei won the Chunin Ninja Exams championship before Danzo sent Root to ambush the departing Kirigakure delegation. The attack scattered the survivors, and Kei prepared to turn on the Root pursuers tracking him.

Chapters 127–15125 summaries

Arc 7From Ambush to Chunin

Kei survived Root’s attack and returned to Kirigakure as Konoha and the Mist negotiated while other villages maneuvered toward war. The crisis subsided, Team 7 became Chunin, and the trio took on increasingly difficult missions before a mysterious attacker killed a fleeing man.

Chapters 152–17625 summaries

Arc 8The Land of Rivers Campaign

Kei joined Kirigakure’s campaign to seize the Land of Rivers, fighting beside Suikazan Fuguki and the Kaguya Clan against Sunagakure. After Rasa’s force retreated, the Mist Ninja debated whether to hold their stronghold or change tactics as the wider conflict threatened to grow.

Chapters 177–20125 summaries