Osamu Mikumo 4

Short summary
Osamu lost 20-out-of-20 rounds to Kazama in the Mock Battle, without landing a single hit. But, after learning that Jin gave up his Black Trigger in order so that Yūma could be an official agent, Osamu requests a final battle with Kazama.

Characters in order of appearance

 * Yūma Kuga
 * Ai Kitora
 * Jun Arashiyama
 * Sōya Kazama
 * Osamu Mikumo
 * Kyōsuke Karasuma
 * Yūichi Jin (flashback)
 * Mitsuru Tokieda
 * Shirō Kikuchihara
 * Ryō Utagawa
 * Yōsuke Yoneya (flashback)
 * Shūji Miwa (flashback)
 * Takumi Rindō (flashback)