Here is the full list of all 64 La-Mulana achievements.
Bathed in the hot springs 100 times.
Unlocked the HELL TEMPLE.
Got all emails.
Completed the adventure.
Completed the entire adventure within 40 hours.
Completed the entire adventure within 20 hours.
Opened all small treasure boxes.
Ate curry in a variety of situations.
Filled every item slot.
Called a fairy from every fairy point.
Obtained all M-SX software.
Obliterated all guardians.
Obliterated Tiamat.
Obtained all Life Gems.
Obtained Beo La-Mulana.
Obtained all maps.
Obliterated Palenque.
Learned ancient La-Mulana words.
Challenge the balance of the spirits
Obtained the Ocarina of The Philosophers.
Found every NIGORO staff member.
Unlocked all fairy locks.
Obliterated Viy.
Obliterated Baphomet.
The Twin Labyrinth has opened.
Survived the 3rd infinite corridor under your own power.
Surprised Shunderia.
Proved that you are indeed small.
Took a knee.
Revealed Eden.
Obliterated Bahamut.
Opened the backdoor to the Tower of the Goddess.
Obtained La-Mulana.
Opened the entrance to The Gate of Time.
Obliterated Zu without using the Lamp of Time.
Obtained Future Development Company
Obtained the Wing
Mulbruk awakens.
Obliterated Sakito.
Got the cooperation of a fairy.
Obliterated Elmac.
Flattened by a falling giant.
Dived into a pot.
Started HARD MODE.
I warned you.
Squashed by a falling sun.
Obliterated Amphisbaena.
Received damnation.
Opened the entrance to La-Mulana.
Completed the entire adventure within 10 hours.
Listened to everything Mulbruk has to say.
Listened to everything Xelpud has to say.
Scanned all suspicious spots.
Bought something other than "Rose & Camellia" from the reformed merman.
Completed the HELL TEMPLE.
Obliterated all guardians in HARD MODE
Watched the ending with the entire cast present.
Everyone in the ending has that summer feeling.
Everyone's here, but only you feel like it's summer.
Completed the HELL TEMPLE in HARD MODE.
Completed the HELL TEMPLE without the Fairy's Vest.
Obliterated all guardians without using secondary weapons.
Obliterated all guardians without using secondary weapons in HARD MODE.
Smooshed by a Super Punch.