Full list of all 12 Sotsugyo Omedeto achievements.
The base game contains 0 achievements, and there is 1 DLC pack containing 12 achievements.
Survive the very first game
Survive until only 5 students remain
Win all 8 games and become the sole survivor
Reach the one and only conclusion
Avoid elimination by a margin of only 1 point.
Take 1st place in a single game
Take 1st place in all 8 games
Be the very first student to be eliminated
Be eliminated with a score of zero
Never fall below 3rd place throughout all 8 games
Fail the same stage more than 5 times
Knock on the locked classroom door 20 times