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