Season 1 aired between 06 Oct 2024 and 21 Sep 2025, 24 episodes.
Episodes
E01
I HATE YOU and I LOVE YOU
06 Oct 2024
E02
Neither Friend nor Slime
13 Oct 2024
E03
Kawaii Puniru is a Slime
20 Oct 2024
E04
Alice in Kyuthi Land
27 Oct 2024
E05
GO! GO! Fabulous Cheer Routine!
03 Nov 2024
E06
The Runrune-tastic Grand Prix, Now with Puniru!
10 Nov 2024
E07
Sweet Bitter Summer
17 Nov 2024
E08
Gather 'Round for the School Festival!
24 Nov 2024
E09
Let's Start a Band, Punks!
01 Dec 2024
E10
Merry Punirumas!
08 Dec 2024
E11
Scoop Up a Spoonful of Christmas
15 Dec 2024
E12
A Lovely, Puniful Destination
22 Dec 2024
E13
Puniru Returns
06 Jul 2025
E14
Going on a Journey with My Childhood Friend Slime in Another World. And Valentine's, Too!
13 Jul 2025
E15
Rune Rune Dance
20 Jul 2025
E16
A Being More Perfect than a Toy
27 Jul 2025
E17
Puniru Powers Up?! See It for Yourself!
03 Aug 2025
E18
A Human Happy Ending
10 Aug 2025
E19
A Midsummer's Runrune Resort
17 Aug 2025
E20
Trick or Kawaii!
24 Aug 2025
E21
Art Is All About "Kawaii"!
31 Aug 2025
E22
Friendly Enough to Always Argue
07 Sep 2025
E23
The Human Condition
14 Sep 2025
E24
That's What the World Calls Love
21 Sep 2025