Here is the full list of all 55 花妖物语/Flower girl achievements.
Pass all levels in difficult mode
Perfect pass story of sakura B
Perfect pass story of rose A
Perfect pass story of violet B
Perfect pass story of tulips B
Perfect pass story of tulips A
Perfect pass story of violet A
Perfect pass story of datura A
Defeat the king of tulips
Defeat the king of datura
Defeat the king of violet
Daughter's gift 1000
Daughter's beauty value is 1000
Daughter's health value is 1000
Raising a daughter
Story of datura B
Perfect pass story of datura B
Story of datura A
Story of violet B
Story of violet A
Story of tulips B
Story of tulips A
Defeat the king of rose
Story of rose B
Perfect pass story of rose B
Story of rose A
Defeat the king of sakura
Story of sakura B
Perfect pass story of sakura A
Story of sakuraA
Defeat the king of clover
Story of clover A
Perfect pass story of clover A
Story of clover B
Perfect pass story of clover B