Here is the full list of all 48 Deathsmiles achievements.
Clear Deathsmiles Version 1.1! (Continue OK)
Chose to stay in Gilverado with Follett.
Powered up at 500.
Defeated Ozier.
Cleared any stage with 0.5 lives and 0 bombs.
Cleared all 6 chapters at level 999 (continue may be used).
Chose Level 999 once.
Moved your demon friend!
Returned Follett to the real world.
Cleared the game with Follett.
Cleared the game without using any bombs.
Returned Rosa to the real world.
Cleared the Gorge and Hades Castle having selected Lv3 for all stages.
Defeated Devaria and Givaria, the Twin Wyrms!
Picked up 4 life-recovery items in one playthrough.
Selected Level 3 five times while playing.
Defeated Tyrannosatan, the Demonic Imperator!
Cleared the game with Rosa.
Defeated Jitterbug, He Who Opens the Door!
Defeated Sakura, Witch of the Swamp Wastes!
Defeated Mary, the Giant Cow!
Defeated Jordan, the Buried Baron!
Defeated Ulan, Conjurer of the Forest!
Continued once while playing.
Defeated Bavaria, the God of Flames!
Defeateded Deathscythe, the Wandering Reaper!
Played any mode once.
Cleared the game with Windia.
Cleared the game using Windia without continuing.
Cleared the game with Casper.
Cleared the game using Casper without continuing.
Cleared the game using Follett without continuing.
Cleared the game using Rosa without continuing.
Cleared the game with all characters.
Returned Windia to the real world.
Chose to stay in Gilverado with Windia.
Returned Casper to the real world.
Chose to stay in Gilverado with Casper.
Chose to stay in Gilverado with Rosa.
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）
Returned Sakura to the real world.
Chose to stay in Gilverado with Sakura.
Defeated Bloody Jitterbug.
Score has reached 10,000,000,000 points in Mega Black Label 1.1 mode.