Pokémon: Diamond and Pearl: Sinnoh League Victors, (advertised as Pokémon: DP Sinnoh League Victors) is the thirteenth season of the Pokémon animated 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 to September 9, 2010 on TV Tokyo, and in the United States from June 5, 2010 to February 5, 2011 on Cartoon Network, concluding the final adventures of series protagonist Ash Ketchum as he continues to travel with Dawn, Pikachu, and Brock in the Sinnoh region. The Japanese opening songs are "The Greatest - Everyday!" (サイコ・エブリディ!, Saiko - Eburidei!) by Fumie Akiyoshi and "The Greatest - Everyday! (Band Version)" (サイコ・エブリディ! BAND VERSION, Saiko - Eburidei! BAND VERSION) by Fumie Akiyoshi with The Greatest Band. The ending songs are "Which One 〜 Is It?" (ドッチ〜ニョ?, Dotchi〜Nyo?) by MooMoo Milk and Araki-san, and "In Your Heart, LaLaLa" (君の胸にＬａＬａＬａ, Kimi no Mune Ni LaLaLa) by MADOKA. The English opening song is "We Will Carry On!" by Adam Elk. Its instrumental version did serve as the end credit song.