| Achievement | How to unlock
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| Adventurer | Discover the secret island.
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| Assailants | Defeat Grizzly Bear and Funky Monkey.
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| Champion | Beat the Jankenpon Tournament.
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| Collector | Get all collectibles.
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| First Commander | Defeat Gooseka in the Radaxian Castle.
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| Janken The Great | Defeat Janken The Great.
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| Let's Talk | Speak with everyone in the game.
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| Magic Ball | Obtain the Telepathy Ball.
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| Overwhelmed Beast | Pet the sad doggy.
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| Pacifist | Beat peticopter level without shooting.
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| Prisoner | Free Egle.
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| Radaxian Protector | Complete the main story.
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| Second Commander | Defeat Chokkina in The City of Radaxian.
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| Stingy | Beat the game without buying any item in shops.
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| Third Commander | Defeat Parplin in Nibana Lowlands.
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| Wild Ox | Defeat Ox.
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