Here is the full list of all 48 Deathsmiles achievements.
Returned Sakura to the real world.
Defeated Ozier.
Cleared the Gorge and Hades Castle having selected Lv3 for all stages.
Selected Level 3 five times while playing.
Chose to stay in Gilverado with Windia.
Cleared the game without using any bombs.
Chose to stay in Gilverado with Casper.
Clear Deathsmiles Version 1.1! (Continue OK)
Moved your demon friend!
Returned Rosa to the real world.
Cleared the game using Rosa without continuing.
Returned Follett to the real world.
Cleared the game with all characters.
Cleared the game with Follett.
Defeated Devaria and Givaria, the Twin Wyrms!
Returned Windia to the real world.
Cleared the game with Windia.
Returned Casper to the real world.
Cleared the game with Casper.
Played any mode once.
Chose Level 999 once.
Chose to stay in Gilverado with Rosa.
Defeated Tyrannosatan, the Demonic Imperator!
Cleared the game with Rosa.
Defeated Jitterbug, He Who Opens the Door!
Defeated Bavaria, the God of Flames!
Defeated Mary, the Giant Cow!
Defeated Sakura, Witch of the Swamp Wastes!
Continued once while playing.
Defeated Ulan, Conjurer of the Forest!
Defeated Jordan, the Buried Baron!
Defeateded Deathscythe, the Wandering Reaper!
Cleared the game using Windia without continuing.
Cleared the game using Casper without continuing.
Cleared the game using Follett without continuing.
Chose to stay in Gilverado with Follett.
Cleared any stage with 0.5 lives and 0 bombs.
Picked up 4 life-recovery items in one playthrough.
Waited for Sakura to explode while playing as Windia.
Score has reached 100,000,000 points.
Score has reached 200,000,000 points.
Score has reached 300,000,000 points.
Cleared Deathsmiles Version 1.1 with all maps at Lv3! (No Continues, Ex Map included）
Powered up at 500.
Chose to stay in Gilverado with Sakura.
Cleared all 6 chapters at level 999 (continue may be used).
Defeated Bloody Jitterbug.
Score has reached 10,000,000,000 points in Mega Black Label 1.1 mode.