Here is the full list of all 60 Familia achievements.
The base game contains 26 achievements, and there is 1 DLC pack containing 34 achievements.
Welcome to Azaconia.
Defeat Slitherdice.
Defeat Super Slitherdice.
Recruit the kitty earlier in Game Plus.
Speak with Shifty Sam at the volcano.
Speak with Shifty Sam at the beach.
Speak with Shifty Sam at the refuge.
Speak with Shifty Sam at the summit.
Help an old man to safety.
Defeat the Fiend of Fire.
Defeat Sarai.
Defeat Lyonheart.
Reach Conjurer without Grandma's Help.
Leave Kalbi Caverns with a softheart mushroom.
Defeat every Draconian soldier at the Kalbi Summit.
Defeat Noway before defeating all of the Draconian soldiers.
Complete Familia, Act 1.
Complete Familia, Act 1 on Game Plus mode.
Obtain Shadow's Legacy.
Collect 50 flowers.
Defeat the Fiend of Fire with Sero in your party.
Finish Act 1 without escaping in battle.
Reach every exit during endgame credits.
Defeat Coldhart.
Obtain the Exclaw Lobber.
Defeat Mother.
Convince Glen to Help you open the sealed door by giving him Spicy Jerky.
Defeat all pirates and monsters at the Kalbi Docks, outside Serenity Tavern.
Defeat the Ninjas Three in sparring match at the Kalbi Refuge.
Defeat Linky at his home in Kalbi.
Kill every pirate when fighting John Young with Shogun.
Escape the castle with Shogun in less than five minutes.
Use no items from the beginning of the game through the defeat of Abram or Abraham.
Kill 50 slimes.
Kill 50 rats.
Kill 50 combined insects and arachnids.
Kill 50 Draconians.
Kill 50 orcs.
Kill 50 snakes.
Kill 50 cocktrices.
Kill 50 cursed enemies.
Finish all Kalbian kill achievements.
Get a single character to level 50.
Get Poki to level 50.
Get all Act 1 characters, other than Sero and Grandma, to level 50.
Equip a piece of Immortal armor.
Equip an Immortal weapon.
Complete a Reach in any difficulty.
Complete a Reach at 10 difficulty or higher.
Complete a Reach at 50 difficulty or higher.
Complete a Reach at 100 difficulty or higher.
Complete a Reach at 500 difficulty or higher.
Complete a Reach at 1000 difficulty or higher.
Complete a Reach at 2000 difficulty or higher.
Complete a Reach at 5000 difficulty or higher.
Complete a Reach at 9999 difficulty.
Defeat the Fiend of Blaze.
Defeat the Fiend of Blaze with Sero in your party.
Defeat the Fiend of Blaze with a Crystal of Fire equipped on one of your party members.
Kill 50 bats.