Netflix renewed the series for a second season on March 19, 2019. On March 5, 2020, it was announced that the main staff TMS Entertainment would be returning to produce the second season with the addition of a new character designer and art director. The 13 episode second season covering the "Great Chinese Challenge" and the Alai Jr. arcs was released exclusively on Netflix on June 4, 2020. Its opening theme song is performed by Granrodeo and its ending theme is "Dead Stroke" performed by Ena Fujita.