Start Your Engines! The Yo-1 Grand Prix! (Japanese: 開幕！妖1グランプリ！Kaimaku! Yōwan Guranpuri!) is the 119th episode of the anime series.
Nate, Hailey, and Yo-kai compete in the Yo-1 Grand Prix.
Nate is watching a car race on his TV. Whisper asks his master why he is so excited. Nate replies that he loves car races. All of a sudden, a vortex sucks him, Whisper, and Jibanyan to Yo-kai World. Upon landing, they find Hailey, Usapyon, Venoct, Kyubi, Roughraff, Robonyan F, Noway, Blizzaria, Swelterrier, Mistank, and No-Go Kart. Nate notices the sign for the starting line says "Yo-1 Grand Prix." This shocks Whisper, but it also causes him to give a further explanation to Nate. Out of nowhere, Speedemountain drops in front of Nate, Whisper, and Jibanyan. Whisper to explains about this Yo-kai after Nate asks who he is. Speedemountain says he is pleased Nate could make it and offers him an entry to join the race. Nate accepts the offer. In a flash, Speedemountain makes all competitors' cars appear along with changing Nate into race clothes. Speedemountain motivates Nate, Whisper, and Jibanyan as the race preparations are complete.
Nate, Whisper, and Jibanyan make up one racing team. Kyubi, Snottle, and Venoct make up another team. Blizzaria and Swelterrier make up a racing duo.
Nate's team beats Hailey's team by 1 centimeter. Speedemountain gives Nate his medal.