| Achievement | How to unlock
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|---|
| Become Radical (11) | Become Radical in the eyes of the Radshroom Protection Society.
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| Clear the Air (10) | Help save Bad Attitude Onion from his bad attitude.
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| Connoisseur of the Monsieur (13) | Examine each unique piece of Monsieur Bud themed artwork.
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| Mom, can I keep 'em? (15) | Adopt all the pets.
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| Play it louder, man! (12) | Collect all the jukebox tracks.
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| Rakuen (11) | Complete the game.
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| Runestone: Family (11) | Learn 'Mori no Kokoro' Part 2.
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| Runestone: Friendship (11) | Learn 'Mori no Kokoro' Part 4.
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| Runestone: Light (11) | Learn 'Mori no Kokoro' Part 1.
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| Runestone: Love (11) | Learn 'Mori no Kokoro' Part 3.
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| Runestone: Night (11) | Learn 'Mori no Kokoro' Part 5.
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| The Leeble Protection Agency (12) | Discover the Leeble Protection Agency.
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| There's nothing wrong with a Security Bean Bag (11) | Help the Wooden Sign on Wooden Sign Day.
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| Tiny Planets (12) | Return all of Sue's marbles.
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| Towel Cape Hero (15) | Collect and place all the special items for the hospital.
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