Ai Otsuka

Ai Otsuka's career is a testament to consistency and artistic integrity in the J-pop industry. She holds the distinction of having one of the longest-charting singles in Oricon history with "Sakuranbo," a record that underscores her massive popularity in the early 2000s. Her ability to maintain a successful career for over two decades, transitioning from a teen pop sensation to a respected mentor and producer, highlights her adaptability. She is frequently cited in Japanese media as a key figure who helped shape the sound of 2000s pop music.