When Class 1-B arrives at the training camp, homeroom teacher Sekijiro Kan explains that they will be extending their Quirks and the more they use their Quirks, the stronger they will be by breaking their limits. Class 1-B witness Class 1-A's training and Itsuka asks Shota how they can observe everyone. He explains that is the reason The Pussycats are around.
On the 3rd night of the training camp, Class 1-B acts as the scaring group during the "Test of Courage". However, the Vanguard Action Squad arrive to interrupt the fun by invading the Beast's Forest in search of Katsuki. When Mustard emits his Gas Quirk, Kojiro is one of the few that get knocked unconscious by its effects. He is seen next to Sen Kaibara in the aftermath of the battle. 
- ↑ My Hero Academia Manga: Chapter 26.
- ↑ My Hero Academia Manga: Chapter 29.
- ↑ My Hero Academia Manga: Chapter 72.
- ↑ My Hero Academia Manga: Chapter 83.