Some of the events that Yoshiko has appeared in are as follows.

1984.04.15	[13:00] Anime Big Tour in Utsunomiya
1984.04.22	[13:00] Anime Big Tour in Niigatashi Koukaidou
1987.08.26	[13:00] Bubblegum Crisis 2 event at Kudan Kaikan (Tokyo)
1988.07.17	[12:00] Bubblegum Crisis 4 event at Chiyoda Koukaidou (Tokyo)