Some of the CD-ROMs that Machiko has appeared in are as follows.

1997 04.11	Sentimental Graffiti First Window [Sega Saturn]	movie
1997 12.24	Sentimental Graffiti Desktop Collection [Win]	voice
1998 01.22	Sentimental Graffiti Second Window [Sega Saturn]	movie
1998 01.29	RadioROM Brunch vol. 1 [Win]	movie, image, voice
1998 02.26	RadioROM Brunch vol. 2 [Win]	movie, image, voice
1998 03.26	RadioROM Brunch vol. 3 [Win]	movie, image, voice
1998 04.10	Dengeki B-Magazine 1998 May CD-ROM [Win/Mac]	movie
1998 04.30	RadioROM Brunch vol. 4 [Win]	movie, image, voice
1998.04.end	Sentimental Graffiti Desktop Accessory [Win95]	voice
1998 05.28	RadioROM Brunch vol. 5 [Win]	movie, image, voice
1998 06.28	RadioROM Brunch vol. 6 [Win]	movie, image, voice
1998 07.30	RadioROM Brunch vol. 7 [Win]	movie, image, voice
1998 08.28	RadioROM Brunch vol. 8 [Win]	movie, image, voice
1998 09.28	RadioROM Brunch vol. 9 [Win]	movie, image, voice
1998 10.28	RadioROM Brunch vol. 10 [Win]	movie, image, voice
1998 11.20	Sentimental Journey -12 Toshi 12 Shoujo Monogatari-	movie
1998 11.28	RadioROM Brunch vol. 11 [Win]	movie, image, voice
1998 12.28	RadioROM Brunch vol. 12 [Win]	movie, image, voice
2000 07.27	Sentimental Graffiti Third Window [Dreamcast]	interview