Sawai Natsumi radio
Guest Appearances
Natsumi appeared as a guest on the following radio shows.
| 1999.11.10 | Ani Game Paradise | guest |
| 2000.03.15 | Ani Game Paradise | guest |
| 2001.03.17 | I i Music Magic Konya mo Party Mahou de Night | guest |
| 2002.06.15 | Mahou de Night (rebroadcast) | guest |