Pokémon: Diamond and Pearl: Sinnoh League Victors is the thirteenth season of the Pokémon anime series and the fourth and final season of Pokémon the Series: Diamond and Pearl, known in Japan as Pocket Monsters Diamond & Pearl (ポケットモンスター ダイヤモンド&パール, Poketto Monsutā Daiyamondo & Pāru). It originally aired in Japan from January 7, 2010, to September 9, 2010, on TV Tokyo and in the United States from June 5, 2010, to February 5, 2011, on Cartoon Network.
The season follows Ash Ketchum as he continues travelling across the Sinnoh region with Brock and Dawn.
Music
The Japanese opening songs are "The Greatest - Everyday!" (サイコー・エブリディ!, Saikō - Eburidei!) by Fumie Akiyoshi for 25 episodes, and "The Greatest - Everyday! (BAND VERSION)" (サイコー・エブリディ! BAND VERSION, Saikō - Eburidei! BAND VERSION) by Fumie Akiyoshi with THE GREATEST BAND for 11 episodes. The ending songs are "Which One 〜 Is It?" (ドッチ〜ニョ？, Dotchi〜Nyo?) by MooMoo Milk and Araki-san for 25 episodes, "In Your Heart, LaLaLa" (君の胸にLaLaLa, Kimi no Mune Ni LaLaLa) by MADOKA for 11 episodes, and the English opening song is "We Will Carry On!" by Adam Elk. Its instrumental version serves as the ending theme.
Viz Media and Warner Home Video released the entire series in three DVD box sets in the United States in 2012.
Viz Media and Warner Home Video released Pokémon the Series Diamond and Pearl: Sinnoh League Victors – The Complete Season on DVD on February 23, 2021.