Complete the indicated task to unlock the achievement.

Achievement	How to unlock
A very merry Misaki	She looks like a naughty Christmas Tree.
Amethyst Hot Line	Satomi tries to make an important call while you visit her.
Bath-time Bonding	In preparation for the coming battle, have a bath with the Pure Maidens.
Convenience factor	Ease of use, form factor, all parts of good design!
Diamond Chains	Pure Diamond is wrapped up in some diamond hard chains.
Dominate Diamond	Interrupt Misaki's date with her husband.
Emerald Superstar	Yua arrives and puts on a special show for her master.
Emeralds Comeback Tour	Yua debuts her a modified idol outfit for a private show.
Farewell~	The Pure Maidens' final message to their husbands.
Is this a bad end?	Muwahahahaha the tables have turned on Pure Emerald!
Let's get down to business	...to defeat the Nega-Force!
Perception filter ON!	I think a scene was meant to be here but I couldn't see anything...
Piece of Cake	Yuka prepares a special cake, with extra icing!
Pure Amethyst	Discover Pure Amethyst's secret identity.
Pure Diamond	Discover Pure Diamond's secret identity.
Pure Emerald	Discover Pure Emerald's secret identity.
Pure Maidens Assemble!	The Pure Maidens have come to serve you, master!
Pure Maidens surrender!	The Pure Maidens aren't so "pure" anymore.
Pure Ruby	Discover Pure Ruby's secret identity.
Pure Sapphire	Discover Pure Sapphire's secret identity.
Ruby red with embarrassment	The feistiest member of the Pure Maidens is in quite a pickle this time.
Swimming with Sapphire	Take Ayumi to the pool in an especially lewd swimsuit.
Touch the cow...	DO IT NOW!
Wedding redo	Yuka fully commits herself to her new master.