Gobuster episode 9 is entitled: Usada Recovery Strategy! "Usada Dakkan Sakusen!" (ウサダ奪還作戦！).Usada gets into a fight with Yoko and went to the administration and asks for a break. Usada comes across a guard at the administration and invites Usada to go away with while riding a cart. Whilst, did Usada knew that it is a plot to kidnap him. While Usada is away, the team receives a ransom of 2000 tons of Enetron from and reveals that Usada was kidnapped. When the team knew the cause (because of Yoko and Usada’s recent fight) Ryuuji and Hiromu helps in the investigation to rescue Usada.