Complex sentence: His 2000 single "Sakura Zaka" sold more than 751,000 copies in its first week and remained at the top of the Japanese Oricon chart for 3 consecutive weeks; it sold about 2,299,000 copies on the Oricon charts overall.
Split into simpler sentences: His 2000 single "Sakura Zaka" sold more than 751,000 copies in its first week and remained at the top of the Japanese Oricon chart for 3 consecutive weeks. It sold about 2,299,000 copies on the Oricon charts overall.