Here is the full list of all 21 Takoyaki Party Survival achievements.
Eat 300 takoyaki.
Experience fever time.
Eat 200 takoyaki.
Squat 50 times.
Eat 100 takoyaki.
Survive for 5 days.
Survive for 10 days.
Survive for 15 days.
Survive for 20 days.
Survive for 25 days.
Survive for 30 days.
Squat 100 times.
Squat 200 times.
Metabolism skill level reaches 5.
Squat skill level reaches 5.
Endure skill level reaches 5.
Absorption skill level reaches 5.
Metabolism skill level reaches 7.
Squat skill level reaches 7.
Endure skill level reaches 7.
Absorption skill level reaches 7.