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