Here is the full list of all 27 Tomoyo After ~It's a Wonderful Life~ English Edition achievements.
Complete the prologue
Answered all of Tomoyo-sensei's questions correctly
Obtain all achievements
Complete the main story
Play Dungeon & Takafumis
Learn all job skills in D&T
Reach level 99 with any character in D&T
Reach S rank in D&T
Obtain the rare item "Starfish" in D&T
Obtain the legendary weapon "Excalibur" in D&T
Encountered a blonde Takafumi
Made Tomo believe in your lies
Wrote the lyrics of "The Panda in the Forest"
Kissed Tomoyo a hundred times in one day
Performed the drama scenario that Kanako wrote, "The Great Detective Tomo"
Encountered all foreigner Takafumis
Finished any single bad ending
Completed D&T
Won a battle with Tomo still transformed as an adult
Completed D&T alongside Fuko
Encountered No. 068, who possesses the emotion of "Melancholy"...
Encountered No. 071, who possesses the emotion "Joy". Haha. That's funny.
Encountered No. 075, who possesses the emotion "Surprise". Is that true?!
Encountered No. 081, who possesses the emotion "Fretfulness". Uh-oh, this isn't looking good...
Encountered No. 090, who possesses the emotion "Dumbfoundedness". Ehhhh~?!
Encountered No. 054, who possesses all emotions
Encountered Lucky Takafumi. Lucky!