The following is a guide explaining how to unlock the 8 different endings:
Don't follow any of the specific requirements listed below for the other endings.
Human World Ending:
Before reaching stage 7-6 kill over 99 allies and finish 2 alternate stages.
Raspberyl's Ending 1:
Lose when facing Raspberyl on stage 1-5
Raspberyl's Ending 2:
Lose when facing Raspberyl on stage 2-1
Win stage 8-4 and the ensuing battle using only Almaz.
At the Homeroom propose 'Watch a New Ending' and finish the stage.
Mao's Ambition Ending:
Before reaching stage 4-4 finish stage 1-9 on 2nd or higher cycle.
Super Hero Ending:
Defeat the final boss using Mao at Level 500 or higher.
Level up your characters to the specific requirements below to get the desired class.
Archer - Male:
Level 15 Male Fighter and level 15 Male Healer.
Archer - Female:
Level 15 Female Fighter and level 15 Female Healer.
Ninja - Male:
Level 30 Male Monk and level 30 Male Magician.
Ninja - Female:
Level 30 Female Monk and level 30 Female Magician.
Samurai - Male:
Level 35 Male Fighter and level 35 Male Archer.
Samurai - Female:
Level 35 Female Fighter and level 35 Female Arche