During a live-stream program this morning (22nd November) Sega announced that their 30th-anniversary commemoration mobile game Idola Phantasy Star Saga will be released on 27th November.
Official site: https://idola.jp/
Official Twitter: https://twitter.com/sega_idola
Tip: How download the game without any problems on future
https://www.youtube.com/watch?v=2B-FZguggd8
