Seishun Bus Guide / Rival (青春バスガイド／ライバル; Youth Bus Guide / Rival) is the 20th single of Hello! Project group Berryz Koubou. It was released on June 3, 2009 in both regular & 2 limited editions. They released two Single Vs: Seishun Bus Guide on June 24th, 2009 and Rival on June 17th, 2009. The single reached #4 on the Oricon charts and charted for five weeks, selling 34,589 copies. The single V for Seishun Bus Guide sold a total of 4,142 copies. The single V for Rival sold a total of 4,043 copies.