NHK’s 1989 radio drama adaption of Noriko Ogiwara’s Sorairo-Magatama (Dragon Sword and Wind Child). 10 episodes.
Mp3s provided by Kenji (thank you, Kenji!). Feel free to download. You can also listen to all the episodes right here simply by clicking on the files in the window below. Hitting the small ‘x’ in the upper-right corner will bring you back to the main tracklist.