Here is the full list of all 31 扫雷冒险谭2 ~露露姆的冒险~ achievements.
Complete the prologue.
Defeat the Magical Flame Cannon.
Defeat the Huge Jelly.
Defeat the Super Happy Ball!!
Defeat the Great Wall of Konjac.
Defeat Rascana
Collect 30 Stars.
Collect 60 Stars.
Collect 90 Stars.
Collect 120 Stars.
Complete a Kareya challenge.
Complete 20 Kareya challenges.
Complete all of Kareya challenges.
Complete the 10th floor of the Infinite Labyrinth.
Complete the 20th floor of the Infinite Labyrinth.
Complete the 30th floor of the Infinite Labyrinth.
Complete the 40th floor of the Infinite Labyrinth.
Complete the 50th floor of the Infinite Labyrinth.
Accumulate a total of over 1,200,000 points in all the levels.
Planted over 1000 flags.
Destroy over 1000 obstacles.
Obtain the teleportation ammo.
Obtain the sealing ammo.
Use sealing ammo on Rascana.
Still planting flags even after all the land mines are marked.
The level timer ends while the pause menu is opened.
Jump down two levels.
Deal critical damage to a boss.
Use destruction ammo to destroy a konjac.
Destroy three or more speed balls within a level.
The level timer passes 9:59