This release was on 03/21/10.
Last event (Lalaport Showroom Renewal Opening) – Next event (Sato One-off Release 04/10)
Last Sumika event (Lalaport Showroom Renewal Opening) – Next Sumika event (Sumika One-off Release 04/10)
Last Sumika one-off release (Sumika One-off Release 02/10) – Next Sumika one-off release (Sumika One-off Release 4/10)