Here is the full list of all 24 Sayonara Wild Hearts achievements. It takes around 12-15 hours to unlock all of the achievements on Windows.
Solved the first Aquarius riddle
Solved the second Aries riddle
Solved the first Taurus riddle
Solved the first Aries riddle
Solved the second Aquarius riddle
Solved the first Cancer riddle
Solved the second Gemini riddle
Solved the first Pisces riddle
Solved the second Cancer riddle
Solved the first Libra riddle
Solved the second Virgo riddle
Solved the second Taurus riddle
Solved the first Gemini riddle
Solved the second Sagittarius riddle
Solved the first Sagittarius riddle
Solved the second Leo riddle
Solved the first Leo riddle
Solved the first Scorpius riddle
Solved the second Scorpius riddle
Solved the second Libra riddle
Solved the first Virgo riddle
Solved the second Capricornus riddle
Solved the first Capricornus riddle
Solved the second Pisces riddle