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 defeating Kazama, other Border members want to battle him, including a child prodigy. Meanwhile, Yūma talks with Miwa, when Yoneya and Yōtarō (and Raijinmaru appear.