What makes Hajimari no Uta / Nice Buddy by Puffy AmiYumi notable?

'Hajimari no Uta / Nice Buddy' is notable for its infectious title tracks that captured the essence of early 2000s J-pop while appealing to international audiences. The album contributed to the Shibuya-kei movement, showcasing Puffy AmiYumi's unique blend of pop and rock influences, which helped pave the way for a wider acceptance of Japanese pop culture in Western markets. Released on July 13, 2005, 'Hajimari no Uta / Nice Buddy' marked a significant moment in Puffy AmiYumi's career as their first studio release after gaining international recognition through their animated series. Following the success of their previous album, 'Splurge', this project further solidified their presence in both Japanese and global music scenes during the mid-2000s.