Some of the events that Youko has appeared in during the year 2003 are as follows.

2003.01.13	[15:00] Hello Cutie Pai CD event in Yamagiwa Soft
2003.02.02	[14:00] G-On Riders Soundtrack 2 event in Shinseido Landmark Plaza
2003.02.14	[18:00] Otome Gokoro ha Vale Tudo! vol 2
2003.02.16	[13:00] Cutie Pai event in Yamagiwa Soft [rained out]
2003.03.02	[16:00] Hello Cutie Pai CD event in Yamagiwa Soft
2003.03.10	[19:00] Sato Land in Shibuya 7th Floor
2003.03.13	[19:30] Marvel Yell Live "Joining" at Roppongi Edge
2003.03.16	[13:00] Cutie Pai event in Yamagiwa Soft
2003.03.16	[18:30] Side B in Live Gate Tokyo
2003.03.20	[19:00] Daisan Mokuyoubi at Live House Alive
2003.03.21	[13:00] Cutie Pai Live at Yamagiwa Soft
2003.04.06	[18:30] Side B Digital at Live Gate Tokyo
2003.04.20	[15:00] Cutie Pai CD event at Yamagiwa Soft
2003.04.20	[18:30] Otome Gokoro ha Vale Tudo vol 3
2003.05.11	[12:30] Girls be Ambitious 1 at Take Off 7
2003.05.24	[18:00] Cutie Pai CD event at Yamagiwa Soft
2003.06.14	[18:30] Side B Digital at Live Gate Tokyo
2003.06.15	[15:00] Cutie Pai CD campaign at Yamagiwa Soft
2003.06.21	[19:00] Cutie Land 5 at Live Gate Tokyo
2003.07.12	[14:00] Cutie Pai CD Campaign in Yamagiwa Soft Nadya Park (Nagoya)
2003.07.12	[17:00] Rock Live in Live House Mujica Nagoya
2003.07.21	[15:00] Cutie Pai CD Campaign at Yamagiwa Soft
2003.07.21	[18:30] Side B Digital at Live Gate Tokyo
2003.07.25	Animagic 2003
2003.07.26	Animagic 2003
2003.07.27	Animagic 2003
2003.08.01	[19:00] Live de Monja Nia at Live Gate Tokyo
2003.09.07	[17:30] Otome Gokoro ha Vale Tudo
2003.10.12	[19:00] Cutie Land vol 6
2003.10.31	[19:00] Pumpkin Carnival
2003.11.09	[11:00] Gakuensai Live at Tokyo Jouhou University
2003.11.24	[13:00] Side B-Digital ver 11.24 daytime
2003.12.19	[18:30] Cutie Land vol 7
2003.12.24	[19:00] Mominoki Carnival
2003.12.31	[22:30] Tokuban Countdown in Live Gate Tokyo