WIND BREAKER manga volume 5 features story and art by Satoru Nii.

After defeating Shishitoren, the students at Furin High get a breather and bask in normal school life. After meeting some powerful classmates and astounding upperclassmen, Sakura gets elected class captain, blossoming some changes in himself. Meanwhile, a dark shadow looms over one of Sakura's classmates. To save his friends from the infamous team, KEEL, Sakura and his class jump into action!

WIND BREAKER manga volume 6 features story and art by Satoru Nii.

Now that he's won the respect of his classmates, Sakura has been promoted to class leader. Unfortunately, there's little time to celebrate, as new trouble strikes. A comrade's childhood friend is in danger. To save him, Sakura snd the other first years will have to charge into KEEL's home turf. Do the heroic delinquents stand a chance fighting behind enemy lines?

WIND BREAKER manga volume 7 features story and art by Satoru Nii.

Haruka Sakura wants nothing to do with weaklings—he's only interested in the strongest of the strong. He’s just started at Furin High School, a school of degenerates known only for their brawling strength—strength they use to protect their town from anyone who wishes it ill. But Haruka’s not interested in being a hero or being part of any sort of team—he just wants to fight his way to the top in this latest volume!

WIND BREAKER manga volume 8 features story and art by Satoru Nii.

Haruka Sakura never had a close friend, let alone several. As he grapples with his fear of rejection, he turns to Kaji, the class leader of the second years, for some much-needed advice. Following an impromptu party involving Sakura's favorite omelette rice, he meets Tsubakino, one of the Four Kings. Fascinated by the upperclassman's outspoken and confident personality, what will Sakura discover about himself while learning about Tsubakino's past?