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
Ram reached level 99
Rom reached level 99
Uni reached level 99
Rom and Ram joined the party
Nepgear reached level 99
Uni joined the party
Nepgear joined the party
Made 100 different items
Chapter 8 Cleared
Watched the Normal Ending
Falcom reached level 99
CyberConnect2 reached level 99
Tekken reached level 99
Marvelous AQL reached level 99
Broccoli reached level 99
Noire reached level 99
Blanc reached level 99
MAGES. reached level 99
Chapter 7 Cleared
Vert reached level 99
Compa reached level 99
IF reached level 99
Neptune reached level 99
Chapter 6 Cleared
Chapter 5 Cleared
Chapter 4 Cleared
Performed a 100 hit combo
Chapter 3 Cleared
Won 500 fights
Inflicted more than 100,000 damage points to an enemy
Chapter 2 Cleared
Equipped a new processor unit
Created your first game disc
Transformed for the first time
Chapter 1 Cleared
You bought items for the first time
Made your first item
You made your first combo
Used the remake system
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!
Obtained 100 Million Credits