Here is the full list of all 43 Conan (JP) achievements worth 1,000 gamerscore.
Complete a mission without taking any damage
Complete the game on King mode
All two-handed blade attacks mastered
Complete the game on Hard mode
Send Graven into the Netherworld in the Ocean Ruins and complete the game
Find all treasure chests
Activate all rune triumvirates
Find all Song of Death meter powerups
Save all maidens
Find all Power Meter powerups
Find 50 treasure chests
Collect all armor pieces
Defeat the Bone Cleaver in Argos and obtain The Ward of the Departed
500 grapple kills
250 grapple kills
Find all Health Meter powerups
Kill 100 enemies by boulder throw
Defend the ship and defeat the Giant Squid
Kill 100 enemies by death fall
Kill at least 25 enemies during the Giant Squid boss battle
All dual wield attacks mastered
All one-handed blade attacks mastered
Combo Counter reaches 325
Score 100000 total points
Defeat the Sorceress Queen in Stygia and obtain The Ward of Souls
Kill 10 or more enemies simultaneously
Kill 5 or more enemies simultaneously
Combo Counter reaches 100
Disarm 100 enemies
200 parry kills
Defeat the Elephant Demon in the Kush caves and obtain The Ward of the Abyss
Activate 5 rune triumvirates
Disarm an enemy
Defeat the Sand Dragon in the lost city of Shem and obtain The Ward of the Earth
100 parry kills
Score 20000 points in a level
Defeat the Bone Cleaver and his army in Barachan Isles and obtain The Ward of Fire
50 Grapple Kills
Kill an enemy by death fall
5 Grapple Kills
Perform every parry kill move
Save a Maiden
Find 5 treasure chests