Ball Breaker (ボール・ブレイカー,Bōru Bureikā) is the twenty-first volume of Steel Ball Run and the one hundred first volume of the JoJo's Bizarre Adventure manga. It covers the end of the D4C story arc and the first half of the Ball Breaker story arc.
'Eh? Don't you know 'Wakery-kun?'... 'No. I'm afraid I don't.' 'Really? It's Wakeru-kun. Wakeru-kun!' 'Really, who is he?' 'Do you really not know him? Wakeru-kun, he parts his hair. He's incredibly popular. Sensei, you're from Sendai, aren't you?' 'Eh. yes. I am from Sendai, but...Is he like Shiga's 'Hikonyan' or Nara's 'Sento-kun', like a city's mascot character?' 'He's been a big sensation ever since I took his post. Sensei, I can't believe you don't know him in spite of being a pro mangaka and all, WAHAHAHA!' "How would I know..?' (The end. Was that good?)