Here is the full list of all 41 Hyperdimension Neptunia Re;Birth2: Sisters Generation achievements.
You played so much, everyone now agrees that Nepgear is a good main character, too!
Cleared Chapter 7.
Cleared all Stella's ☆ Dungeon levels.
Defeated the hidden boss, Delphinus.
Discovered 200 Plans.
All characters have attained Level 99.
Mina Nishizawa joined the party.
Kei Jinguji joined the party.
Chika Hakozaki joined the party.
Histoire joined the party.
Cleared Chapter 6.
Cleared Chapter 5.
Rom's and Ram's HDD versions have been powered up!
Uni's HDD version has been powered up!
Performed an 80-hit combo.
Obtained a total of 100 million Credits.
Cleared Chapter 4.
Nepgear's HDD version has been powered up!
Cleared Chapter 3.
Cleared Chapter 2.
Created your first Game Disc.
You have met Rom and Ram.
Watched the Human Ending.
Watched the Planeptune Ending.
Watched the Lowee Ending.
Watched the Lastation Ending.
Watched the Leanbox Ending.
Watched the Normal Ending.
Watched the Conquest Ending.
Watched the Holy Sword Ending.
Watched the True Ending.
Fought 100 battles.
Fought 500 battles.
You have met Uni.
Made use of Stella's ☆ Dungeon for the first time.
Cleared Chapter 1.
Used the Remake System for the first time.
Inflicted over 100,000 points of damage.
Engaged in your first random encounter.
Created your own original combo setup.
You began your adventure.