Yūma Kuga 7

Yūma Kuga 7 (空閑 遊真 ➆, Kuga Yūma 7) is chapter 39 of the World Trigger manga.

Short summary
After Osamu managed to draw with Kazama, rumours (which ignored the fact he lost 20 rounds and only drew one) rose and other and Border members wanted to battle him, including a child prodigy. Meanwhile, Yūma talks with Miwa about his sister, when Yoneya and Yōtarō (and Raijinmaru) appear.