Clear Round 1-1
Clear all three stages of Round 1 on Normal or higher difficulty
Clear all three stages of Round 2 on Normal or higher difficulty
Clear all three stages of Round 3 on Normal or higher difficulty
Defeat Blue Lobster on the hardest difficulty
Defeat Shadow Dancer on the hardest difficulty
Defeat Aircraft Supercomputer on the hardest difficulty
Clear all three stages of Round 4 on Normal or higher difficulty
Defeat Junkyard Android on the hardest difficulty
Clear all three stages of Round 5 on Normal or higher difficulty
Defeat Armoured Vehicle on the hardest difficulty
Clear all three stages of Round 6 on Normal or higher difficulty
Defeat Web-Bat on the hardest difficulty
Clear all three stages of Round 7 on Normal or higher difficulty
Defeat Ancient Dinosaur on the hardest difficulty
Allow Naoko To Die
Save Naoko
Defeat Zeed on the hardest difficulty
Obtain the hidden 1-up in stage 1-2
Defeat the round 1 boss without using the 8-way shuriken attack on normal or higher difficulty
Obtain the hidden 1-up in stage 2-1
Defeat the round 1 boss without using Ninjitsu on hard or higher difficulty
Throw over 300 shurikens throughout the game (8-way attack will only count as one)
Defeat the round 2 boss without using Ninjitsu on hard or higher difficulty
Obtain the hidden 1-up in stage 3-2
Defeat the round 3 boss without using Ninjitsu on hard or higher difficulty
Obtain the hidden 1-up in stage 4-2
Defeat the round 4 boss without using Ninjitsu on hard or higher difficulty
Obtain the hidden 1-up in stage 5-2
Defeat the round 5 boss without using Ninjitsu on hard or higher difficulty
Do not harm the dancers in Chinatown on stage 6-1
Defeat the round 6 boss without using Ninjitsu on hard or higher difficulty
Defeat the round 7 boss without using Ninjitsu on hard or higher difficulty
Defeat the final boss without using Ninjitsu on hard or higher difficulty
Try out all four Ninjitsus in one game session
Discover the hidden magic item in 1-1
Discover the hidden magic item in 2-2
Discover the hidden magic item in 3-1
Discover the hidden magic item in 4-1
Discover the hidden magic item in 5-1
Discover the hidden magic item in 6-2
Discover the hidden magic item in 7-2
Discover the hidden magic item in 8-1
Save Naoko without ever using a continue on normal or higher difficulty