Full list of all 45 Hyperdimension Neptunia Re;Birth1 achievements. It takes around 50-60 hours to unlock all of the achievements on Windows.
Watched the True Ending
Chapter 8 Cleared
Ram reached level 99
Rom reached level 99
Nepgear reached level 99
Marvelous AQL reached level 99
Blanc reached level 99
MAGES. reached level 99
CyberConnect2 reached level 99
Broccoli reached level 99
Compa reached level 99
IF reached level 99
Falcom reached level 99
Tekken reached level 99
Vert reached level 99
Noire reached level 99
Neptune reached level 99
Rom and Ram joined the party
Performed a 100 hit combo
Nepgear joined the party
Won 500 fights
Chapter 7 Cleared
Chapter 6 Cleared
Chapter 5 Cleared
Chapter 4 Cleared
Inflicted more than 100,000 damage points to an enemy
Chapter 3 Cleared
Chapter 2 Cleared
Equipped a new processor unit
Created your first game disc
You bought items for the first time
You made your first combo
Used the remake system
Made your first item
Chapter 1 Cleared
Transformed for the first time
You cleared your first quest
You fought your first battle
You started the game
You played the game so much, you made Neptune folks proud!
Watched the Normal Ending
Uni reached level 99
Uni joined the party
Made 100 different items
Obtained 100 Million Credits