Some of the events that Masumi has appeared in during the year 1999 are as follows.

1999 03.21	Tokyo Game Show Spring 1999
1999 06.27	Digi Chara Festival II
1999 09.25	Kira Kira Melody Gakuen mini live
1999 11.16	YAG Voice Wonderland Deluxe
1999 11.27	Kira Kira Melody Gakuen Bunkasai
1999 11.28	Kong Tong Town radio show
1999 12.21	Totekan Live
1999 12.25	Kong Tong Town radio show