Here is the full list of all 50 Eiyuden Chronicle: Rising achievements. It takes around 15-20 hours to unlock all of the achievements on Windows.
Defeated the final boss on hard difficulty
Fully enhanced Garoo's weapon and armor
Fully enhanced CJ's weapon and armor
Obtained max. grade meat
Fully enhanced Isha's weapon and armor
Obtained resources of all types
Brought a character to level 50
Created a max. level rune
Ate max. level cuisine
Brought all party members' armor to its max. level
Brought all party members' weapons to their max. level
Completed the black stamp card
Defeated the boss in the Lava Ruins on hard difficulty
Cleared all resident quests
Created a max. level accessory
Used all town facilities
Completed the platinum stamp card
Explored every area in the Great Forest
Defeated the boss in the Great Forest on hard difficulty
Caught a max. grade fish
Defeated the boss in the Quarry on hard difficulty
Defeated the boss in the Snowpeak on hard difficulty
Cleared all main scenario quests
Obtained max. level a consumable
Explored every area in the Lava Ruins
Brought Isha to level 30
Brought CJ to level 30
Explored every area in the Snowpeak
Brought Garoo to level 30
Obtained 100,000 baqua
Explored every area in the Quarry
Explored every area in the Runebarrows
Completed the gold stamp card
Defeated the Lava Mantor Wyrm
Destroyed all types of Elementum Pillar
Defeated all types of enemies
Defeated the Blizzard Brothers on the Snowpeak
Teamed up with Isha
Destroyed an Elementum Pillar for the first time
Completed the silver stamp card
Used town facilities 10 times
Caught a fish for the first time
Trapped a beast for the first time
Defeated the Lode Golem in the Quarry
Defeated 100 enemies
Obtained a total of 100 resources
Completed your first side-quest
Teamed up with Garoo
Defeated the Great Tree Fiend
Completed your first main scenario quest