This release was on 02/20/11.
Last event (Hiroshima Showroom Renewal Opening) – Next event (Tenshi no Sato 7th Anniversary Fair)
Last Sumika event (Hiroshima Showroom Renewal Opening) – Next Sumika event (Sumika One-off Release 03/11)
Last Sumika one-off release (Sumika One-off Release 01/11) – Next Sumika one-off release (Sumika One-off Release 03/11)