Season
Season 1 Episode
- Season 1 Glitterific~☆ Shining In Space, Cure Star Is Born!
- Season 1 A Friend From Space✰ Cure Milky Is Born!
- Season 1 The PreCures are Disbanding!? Search for the Power of the Star Princesses
- Season 1 Ciao! A Shining Smile: Cure Soleil is Born!
- Season 1 A Secret Transformation: The Lady is Cure Selene!
- Season 1 Dark Imagination!? The Dark Pen Appears!
- Season 1 So Exciting! The Great Rocket Repair Operation
- Season 1 Off to Space We Go: Planet Kennel is Woofderful!
- Season 1 Rings of Friendship! Star Donuts
- Season 1 Sparkling: Welcome to Planet Kumarin!
- Season 1 Shine: The Power of the Southern Cross!
- Season 1 Farewell, Lala!? The Film Director is an Alien
- Season 1 Lala's Exciting First Day At School☆
- Season 1 Episode The Smile Party! The Family's Sonrisa
- Season 1 The Treasure Scramble! The Space Phantom Thief is Coming
- Season 1 Aim For the Championship: Madoka's One Arrow!
- Season 1 Enemy? Friend? The Thing Blue Cat is Looking For
- Season 1 Grasp the New Serial: My Mom's Manga Way!
- Season 1 To the Rainbow Planet: Blue Cat's Secret!
- Season 1 Shining in the Galaxy: Cure Cosmo is Born!
- Season 1 The Rainbow-Colored Spectrum: Cure Cosmo's Power!
- Season 1 Welcome Back, Dad! The Hoshina Family's Tanabata
- Season 1 Lots of Fuwas!? The Fuwa Panic!
- Season 1 Melting Hearts! The Concert on Planet Icesnow
- Season 1 The Whole Starry Sky Festival: Yuni's Memories
- Season 1 The Mysterious Invader!? The Pajama Party of Terror
- Season 1 The Ocean Planet! Become a Mermaid and Swim Swim
- Season 1 The Burning Heart! Repairing the Rocket With Flare the Engineer
- Season 1 I'm Home -lun: The Planet Saman's Melancholy
- Season 1 Lala's Thoughts and AI's Feelings
- Season 1 Protect At All Costs! The Last Princess Pen
- Season 1 Overlapping Thoughts: The New Power of Imagination
- Season 1 Fuwa's Determination! The Great Lend a Hand Operation
- Season 1 Connected Feelings: Elena and the Saboten Alien!
- Season 1 Hikaru is the Student Council President!? The Twincool Election Battle
- Season 1 Blue Cat Returns! The Rainbow-Colored Heart
- Season 1 Winning with UMA! The Halloween Costume Contest
- Season 1 Shining! Yuni's Twinkle Imagination
- Season 1 Elena is in a Big Trouble! Teacher Tenjou's Trap!
- Season 1 The Identity is Exposed!? The Alien in Class 3, Grade 2
- Season 1 Moon, Shining: Madoka's One Step!
- Season 1 Bewilderment of Smile, Elena's Bewilderment
- Season 1 Feelings to Smile: Tenjou vs. Elena!
- Season 1 Surpr~se: Santa Claus is an Alien!?
- Season 1 The Twinkling Star: Hikaru's Imagination!
- Season 1 Darknest Descends! Battle at Star Palace!
- Season 1 Save Fuwa! The Universe Disappears Within the Great Darkness!
- Season 1 Overlapping Thoughts! The Star of Hope Shines Through the Darkness!
- Season 1 Draw it Into the Universe! My Own Imagination
Star☆Twinkle PreCure - Season 1 Episode 20 Shining in the Galaxy: Cure Cosmo is Born!
8.20 24 minutes The Cures catch up to Blue Cat as she reveals her true form as a transforming cat alien, revealing how she learned that the Star Color Princesses' power combined with Fuwa would unleash a great power that she wished to use to restore her people. Just then, however, the group finds themselves attacked by a vengeful Eyeone after she turns herself into a Notrigger. Seeing the Cures risking their own lives to protect her even after everything she had done, Blue Cat's desire to save them causes her to gain the power to become Cure Cosmo.
