This release was on 10/27/12.
Last event (Sumika One-off Release 10/12) – Next event (Mado One-off Release 10/12)
Last Sato event (Sato Party 09/12 Workshop) – Next Sato event (Sato Party 11/12 Workshop)
Last Sato one-off release (Sato One-off Release 08/12) – Next Sato one-off release (Sato One-off Release 01/13)