Here's the release schedule if we have a new banner every week from now (STC)

Disclaimer: take this with a grain of salt. Nothing official, just my personal estimation based on JP releases to help you have a general picture of what to come.

Jan: Temenos/Agnea, Hikari/Castti

Feb: Osvald, Lal collabs x2, Kilns, Ochette

Mar: Throne/Pirro, Hujheb, Rique, Jane

Apr: Shana, Tiziano / Dolcinaea, Oskha

May: Rowan, Relisha, BD2 or Nier 2 collabs x2, Ex Rinyuu

June (Anniversary, RIP wallet): Alrond, Ori, Sanzatos / Signa, Pardis / Ceraphina

*Throne, Pirro, Ochette are wild cards, they can be released anytime but I think they will try to release all OT2 in Feb and Mar.

*Missing: Neha, Morffins, Grieg, Nivelle

*Seasonal: Ex Bargello / Ex Tatloch