Original sentence: In February 1999, Nintendo published Sound Picture Box Mewtwo, which included the audio CD Myutsuu No Tanjou: Pocket-Monster Radio Drama (Birth of Mewtwo: Pokémon Radio Drama)
Edited sentence: In February 1999, Nintendo published Sound Picture Box Mewtwo, which included the CD drama Myutsuu No Tanjou: Pocket-Monster Radio Drama (Birth of Mewtwo: Pokémon Radio Drama).The CD drama was later adapted into a short anime, and was included with Japanese home releases and broadcasts of Mewtwo Strikes Back and later in North America in December 2001 as part of Mewtwo Returns