IRyS doing a members only song learning stream later today. She just tweeted this and it's....6 am JP time.
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Edit: Also, I can't remember if it was mentioned here, but IRyS is a gold-farming machine in Holocure. There's a stamp that has a 20% chance to make enemies drop gold every time you hit them, and IRyS shoots ~20 projectiles per shot. It's pretty much a shower of gold.