All 44 Steam achievements, ordered from most to least commonly unlocked.19 of them are held by fewer than 5% of players. The rarest is Finale at2.2%.
| Achievement | How to get it | Players | |
|---|---|---|---|
 | Launch the Game | Thanks for playing! | 95.1% |
 | Meet the Professor | "Professor Rei at your service!" | 60.7% |
 | Ai Koi You | Battle with Koi | 45.7% |
 | Captalizing! | Catch your first monster | 38.3% |
 | XOXO | Have an encounter with an evil organization | 32.4% |
 | Samurai Warrior | Obtain the Katana | 31.7% |
 | A little Fishy... | Defeat Haru | 17.6% |
 | Together Forever | — | 13.6% |
 | The Great Sage | Defeat the great sage Aki | 12.6% |
 | Make a Splash! | "If it was a good morning, I'd be surfing!" | 9.8% |
 | Secret Agent | — | 8.9% |
 | Fairy Town | Defeat Faye | 7.4% |
 | Make it Double! | — | 6.3% |
 | Bewitching! | Make a deal with a Witch | 6.1% |
 | An Iconic Duo | Defeat the Xer Generals | 5.9% |
 | Dark Arts | — | 5.8% |
 | A Cunning Duo | — | 5.6% |
 | Yowch! That's hot... | — | 5.6% |
 | That Tasted Purple... | Use a Fairy Portal | 5.6% |
 | Elfly! | Defeat Tsuki | 5.5% |
 | Kitsune | — | 5.4% |
 | Under Contract | — | 5.3% |
 | You're on Fire! | Defeat Azula | 5.2% |
 | Karate Master | — | 5.1% |
 | 1 Oni 2 Oni Red Oni Blue... | — | 5% |
 | Swimmingly! | Defeat Aoi | 4.9% |
 | King of the Earth | — | 4.9% |
 | Dusk to Dawn | — | 4.9% |
 | Thief! | — | 4.7% |
 | Tenshi! | — | 4.6% |
 | A Peculiar Ally | — | 4.5% |
 | Just the beginning? | — | 4.3% |
 | 98% | Complete the Main Story | 4.3% |
 | Licensed to Fly | Get a Flight License from the Flight Master | 3.9% |
 | Carrot Expert | — | 3.8% |
 | Strange New Land | — | 2.8% |
 | Sincerely! | Obtain the grass fairy Sindela | 2.6% |
 | Duskabellohmalina | — | 2.6% |
 | Filthy Rich | — | 2.6% |
 | Millian a Million | — | 2.5% |
 | Kthuune Kthuuge Kthuuko | — | 2.5% |
 | Fashion King | Purchase and put on an accessory | 2.5% |
 | Snazzy! | Purchase and put on an outfit | 2.4% |
 | Finale | — | 2.2% |
Unlock rates are Steam's global percentages, captured 2026-10-02. They move as more people play, so treat them as a rarity ranking rather than a fixed number. Steam publishes no description for 23 of the 44, which is why those rows show a dash.