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