Here is the full list of all 47 BLUE REFLECTION / BLUE REFLECTION achievements.
Congratulations! You have unlocked all achievements.
Completed Chapter 12.
Defeated Daath by Reflect Counter.
Defeated Yesod by Reflect Counter.
Completed Chapter 11.
Reached at a maximal Reflector level.
Created all items.
Completed Chapter 10.
Defeated Tiphereth by Reflect Counter.
Completed Sarasa's Bond Episodes.
Completed Chapter 9.
Defeated Cochma by Reflect Counter.
Completed Chapter 8.
Completed Fumio's Bond Episodes.
Completed Rin's Bond Episodes.
Completed Chihiro's Bond Episodes.
Completed Rika's Bond Episodes.
Completed Mao's Bond Episodes.
Completed Yuri's Bond Episodes.
Tamed the petite dark monster in "Dark Cave".
Completed Sanae's Bond Episodes.
Collected 50 Fragments.
Completed Kei's Bond Episodes.
Completed Ako's Bond Episodes.
Completed Kaori's Bond Episodes.
Completed Shihori's Bond Episodes.
Defeated Netzach by Reflect Counter.
Completed Yuri's Intermission.
Enjoyed chatting a great many times.
Completed Chapter 7.
Completed Chapter 6.
Enhanced a Fragment to the maximum.
Succeeded in 50 Missions.
Completed Kaori and Rika's Intermission.
Completed Fumio's Intermission.
Collected 25 Fragments.
Completed Chapter 5.
Succeeded in 25 Missions.
Completed Shihori's Intermission.
Completed Chapter 4.
Created a first item.
Completed Kei's Intermission.
Succeeded in a first Mission.
Completed Chapter 3.
Completed Chapter 1.
Completed Chapter 2.
Got a Fragment for the first time.