Taeyeon who has somewhat softened in her 5th mini album ‘To. X’ But with the addition of a detailed weapon, she has stepped forward Still holding the position as the final round boss of K-POP vocalization Seems capable of maintaining her current condition even in her 50s Taeyeon (Kim Taeyeon, 34) released her 5th mini album ‘To. X’ on November 27. ‘To. X’ topped the iTunes album charts in 21 reg..