Here is the full list of all 50 LOST SPHEAR achievements.
All achievements earned.
Ate 100 different foods.
Ate Moon Tripe.
Sublimated spritnite to max level.
Used all paradigm drives.
Defeated 300 monsters with Scan.
Money acquired reached 1,000,000G.
Ate Fruit Jelly.
Ate Clam Soup.
Defeated Dark Ruin.
Defeated Eclipse.
Obtained Moon's Soul.
Made 10 Machine Kills.
Obtained Tyranny Spritnite.
Obtained Isolation Spritnite.
Obtained Raggys' Spritnite.
Obtained Chrono Spritnite.
Money spent reached 500,000G.
Obtained Rainbow Spritnite.
Obtained War Maiden Spritnite.
Obtained Sunlight Spritnite.
Landed on the moon.
Unlocked all spritnite columns.
Created spritnite 50 times.
Returned from the Fade Realm.
Turned into rooster.
Made 30 consecutive hits.
Total shop sales reached 100,000G.
Went fishing 30 times.
Defeated Krom.
Used Last Elixir.
Winger acquired.
Royal Capital Marche restored.
Caused 10 sublimations.
Caused 1,000 or more damage with 1 attack.
Made 100 critical hits.
Caused 500 or more damage with 1 attack.
Created 10 artifacts.
Sea restored.
Night and day restored.
In-battle move distance reached 1000D.
Made 10 evasions.
Vulcosuit acquired.
Collected from Glow Spots 100 times.
Ship acquired.
Made 10 Momentum Kills.
Made 15 weak-spot attacks.
Activated Momentum Mode 10 times.
Damaged 3 or more monsters with 1 attack.
Activated Momentum Mode 4 times in 1 battle.