What makes Shio, Koshō by Greeeen notable?

'Shio, Koshō' solidified Greeeen's position in the J-Pop scene, debuting at number one on the Oricon charts and receiving significant acclaim for its catchy tunes. The album's hit single 'キセキ' became an anthem in Japan and continues to be celebrated for its inspirational message. Released on January 1, 2009, 'Shio, Koshō' was Greeeen's third studio album, following their successful sophomore release 'A, A, A' in 2007. At this point, they were already becoming a household name in Japan, known for their unique vocal harmonies and relatable lyrical themes.