Here is the full list of all 35 Megadimension Neptunia VII achievements.
Achieved Revival Ending in [Heart Dimension Neptunia H: Into Legend].
Acquired 100 items from dungeon objects.
Acquired 50 items from dungeon objects.
Maxed all Lily Ranks for a single person.
Fought in 1000 battles.
Achieved Ascension Ending in [Heart Dimension Neptunia H: Into Legend].
Invested in Commerce, Industry, and Public Relations to max level for all cities.
Answered all "Quiz! Millionep" questions correctly.
Earned a total of one million credits.
Invested in either Commerce, Industry, or Public Relations to max level.
Used Formation Skills 100 times.
Caused a Parts Break 100 times.
Maxed a Lily Rank.
Cleared [Hyper Dimension Neptunia G: The Golden Leaders, Reconstructors of Gamindustri].
Changed into Next Form for the first time.
Achieved 100 Hits.
Acquired a super rare item for the first time.
Connected two cities and traded between them.
Fought in 300 battles.
Used a two person Formation Skill for the first time.
Invested for the first time.
Cleared [Zero Dimension Neptunia Z: Twilight of the Desperate CPU].
Used Route Building for the first time.
Acquired a rare item for the first time.
Used a three or four person Formation Skill for the first time.
Started a New Game.
Completed Neptunia VII!
Produced 10 "Godly Games" within Disc Dev.
Produced 10 "Sucky Games" within Disc Dev.
Collected all figurines from Chocolate Eggs.
Collected all cards from CPU Chips.
Found all of the hidden Treasure Boxes.
Developed 100 different item types.
Achieved maximum damage of 100,000.
Got one person to Level 99.