As announced on Idoling!!! episode #432 and Idoling!!!'s Web site, Idoling!!!'s fourth live concert series is scheduled for January 18. There will be two shows held at Nakano Sun Plaza--one at 1:00 PM and the other at 5:00 PM. Tickets are already available for fan club members, and will go on sale on November 29 for everyone else. Tickets will cost 5000 yen in advance and 5500 yen on the day of the concerts.
Big thanks to Ayabie for the tip.