Here is the full list of all 46 Omega Labyrinth Life achievements.
Cleared Berune's trial.
Cleared Mei's trial.
Cleared Mio's trial.
Accumulated more than 200,000 μ of Nectar.
Cleared Nanami's trial.
Cleared Yurika's trial.
Defeated the Reaper.
Defeated more than 1,000 monsters.
Pai has appeared.
Assimilated for the first time.
Spoke to both Greedrat and Petal Gob at least once.
Upgraded Luster Value for the first time.
Collected seeds 200 times while in dungeons.
Restored 3 areas of the garden.
Gathered more than 100,000 ωP.
Reached Hyper L mode.
Restored 1 area of the garden.
You've obtained all achievements.
Acquired all Gallery Keys.
Acquired all expansions.
Fully restored the garden.
Befriend all main characters.
Cleared Hinata's trial.
Cleared Juri's trial.
Viewed all stories.
Emerged victorious in the final battle.
Cleared a Sage's Trial.
Cleared Rinka's Test Site.
Cleared the Secrets of the Clock Tower.
Cleared A Distant Garden
Changed leaders a total of 10 times.
Gone on more than 100 adventures.
Successfully stole from the shop.
Upgraded Luster Value more than 100 times.
Viewed all main characters' spa events.
Had all characters attain Z Bust Mode.
Achieved a score of 200,000 or higher.
Reached a Luster Value of +99 on a piece of equipment.
Harvested flowers 200 times.
Maxed out all skills for all characters.
Used a mic with all playable characters.
Completed the Item Codex.
Completed the Monster Codex.
Completed the Synthesis Codex.
Completed the Flower Codex.
Completed the Object Codex.