Here is the full list of all 2230 Oik Memory 2 achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
Start game!
Go to the settings menu
Pass the any timed level
Pass the level 9!
Pass the level 8!
Open level 9
Open all levels
Pass the level 7!
Open level 8
Pass the level 6!
Open level 7
Pass the level 5!
Open level 6
Pass the level 4!
Open level 5
Pass the level 3!
Open level 4
Pass the level 2!
Open level 3
Pass the level 1!
Open level 2
Pass the level 0!
Open level 1
Pass the level 然!
Open level 0
Pass the level 惘!
Open level 然
Pass the level 已!
Open level 惘
Pass the level 时!
Open level 已
Pass the level 当!
Open level 时
Pass the level 是!
Open level 当
Pass the level 只!
Open level 是
Pass the level 忆!
Open level 只
Pass the level 追!
Open level 忆
Pass the level 成!
Open level 追
Pass the level 待!
Open level 成
Pass the level 可!
Open level 待
Pass the level 情!