Here is the full list of all 11 Fantasy Tavern Sextet -Vol.1 New World Days- achievements.
I saw CG1 of Chapter 7
I saw CG1 of Chapter 6
I saw CG2 of Chapter 5
I saw CG1 of Chapter 5
I saw CG2 of Chapter 4
I saw CG1 of Chapter 4
I saw CG3 of Chapter 3
I saw CG2 of Chapter 3
I saw CG1 of Chapter 3
I saw CG1 of Chapter 2
I saw CG1 of Chapter 1