As Chihaya tries to figure out what it takes to not take the cards with speed, Desktomu-kun shows everybody his research on the strength and weaknesses of the team's playing style. Not much time is given to improve as the Class A tournament starts and Chihaya faces Sakura Kanai-san.
In order of appearance:
- The topics of this chapter and Chapter 29 are covered by Episode 17 of the anime.
- Chihaya's dialogue with Harada-sensei at the start of this chapter becomes a flashback scene in Episode 17. Similarly, the practice match between Nishida and Chihaya was omitted in the anime.
- Sakura Kanai makes her first appearance here.