Koupen-chan / Season 1 Season guide Koupen-chan: Season 1 65 episodes Premiered Apr 6, 2025 Spoiler-safe Season 1 Episodes Episode Guide 🛡️ SPOILER SHIELD Season 1 Progress Shield All Safe I'm Watching Caught Up Season: Season 1 Last Watched: None (Not started) Episode 1 Episode 2 Episode 3 Episode 4 Episode 5 Episode 6 Episode 7 Episode 8 Episode 9 Episode 10 Episode 11 Episode 12 Episode 13 Episode 14 Episode 15 Episode 16 Episode 17 Episode 18 Episode 19 Episode 20 Episode 21 Episode 22 Episode 23 Episode 24 Episode 25 Episode 26 Episode 27 Episode 28 Episode 29 Episode 30 Episode 31 Episode 32 Episode 33 Episode 34 Episode 35 Episode 36 Episode 37 Episode 38 Episode 39 Episode 40 Episode 41 Episode 42 Episode 43 Episode 44 Episode 45 Episode 46 Episode 47 Episode 48 Episode 49 Episode 50 Episode 51 Episode 52 Episode 53 Episode 54 Episode 55 Episode 56 Episode 57 Episode 58 Episode 59 Episode 60 Episode 61 Episode 62 Episode 63 Episode 64 Episode 65 Future titles & synopses blurred. Tap "Reveal" on any card to peek. Binge Efficiency Engine Season 1: Filler vs. Essential Canon Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests. 95% Mytharc (3): Crucial lore & season climaxes Core (62): Character development & subplots Side Quest (0): Standalone / filler Show All (65) Crucial Mytharc (3) Essential Canon (65) S1·E1 Mytharc I'm Koupen-chan, nice to meet you! Apr 6, 2025 S1·E2 Core Morning Greatness Apr 13, 2025 S1·E3 Core This Kind of Flower Viewing, Too Apr 20, 2025 S1·E4 Core Explosion Apr 27, 2025 S1·E5 Core Golden Week May 4, 2025 S1·E6 Core Commuting to Work May 11, 2025 S1·E7 Core Penguin Wants to Fly in the Sky May 18, 2025 S1·E8 Core Laundry May 25, 2025 S1·E9 Core Koupen-chan and the Evil Enaga-san's Encounter (1) Jun 1, 2025 S1·E10 Core Koupen-chan and the Evil Enaga-san's Encounter (2) Jun 8, 2025 S1·E11 Core The summer solstice is almost here Jun 15, 2025 S1·E12 Core Brushing Teeth Jun 22, 2025 S1·E13 Core Melody of the Rainy Season Jun 29, 2025 S1·E14 Core The Smell of Summer Jul 6, 2025 S1·E15 Core Secretly Practicing a Song Jul 13, 2025 S1·E16 Core Koupen-chan On Stage Jul 20, 2025 S1·E17 Core You and Koupen-chan's Summer Vacation (1) Jul 27, 2025 S1·E18 Core You and Koupen-chan's Summer Vacation (2) Aug 3, 2025 S1·E19 Core Good job keeping it cool Aug 10, 2025 S1·E20 Core Sparkling Ocean and Blue Friends (1) Aug 17, 2025 S1·E21 Core Sparkling Ocean and Blue Friends (2) Aug 24, 2025 S1·E22 Core Summer Vacation's End Aug 31, 2025 S1·E23 Core Adélie-san's Vegetable Harvest Sep 7, 2025 S1·E24 Core Good Job Taking a Bath! Sep 14, 2025 S1·E25 Core Eat Summer Vegetable Curry Sep 21, 2025 S1·E26 Core Good Job on Hydrating Sep 28, 2025 S1·E27 Core Adult Penguin's Real Name Oct 5, 2025 S1·E28 Core Myself and I Oct 12, 2025 S1·E29 Core Autumn Walk Oct 19, 2025 S1·E30 Core Halloween Oct 26, 2025 S1·E31 Core Episode 31 Nov 2, 2025 S1·E32 Core Episode 32 Nov 9, 2025 S1·E33 Core Episode 33 Nov 16, 2025 S1·E34 Core Episode 34 Nov 23, 2025 S1·E35 Core Episode 35 Nov 30, 2025 S1·E36 Core Episode 36 Dec 7, 2025 S1·E37 Core Episode 37 Dec 14, 2025 S1·E38 Core Episode 38 Dec 21, 2025 S1·E39 Core Episode 39 Dec 28, 2025 S1·E40 Core Episode 40 Jan 4, 2026 S1·E41 Core Episode 41 Jan 11, 2026 S1·E42 Core Episode 42 Jan 18, 2026 S1·E43 Core Episode 43 Jan 25, 2026 S1·E44 Core Episode 44 Feb 1, 2026 S1·E45 Core Episode 45 Feb 8, 2026 S1·E46 Core Episode 46 Feb 15, 2026 S1·E47 Core Episode 47 Feb 22, 2026 S1·E48 Core Episode 48 Mar 1, 2026 S1·E49 Core Episode 49 Mar 8, 2026 S1·E50 Core Episode 50 Mar 15, 2026 S1·E51 Core Episode 51 Mar 22, 2026 S1·E52 Core Episode 52 Mar 29, 2026 S1·E53 Core Episode 53 Apr 5, 2026 S1·E54 Core Episode 54 Apr 12, 2026 S1·E55 Core Episode 55 Apr 19, 2026 S1·E56 Core Episode 56 Apr 26, 2026 S1·E57 Core Episode 57 May 3, 2026 S1·E58 Core Episode 58 May 10, 2026 S1·E59 Core Episode 59 May 17, 2026 S1·E60 Core Episode 60 May 24, 2026 S1·E61 Core Episode 61 May 31, 2026 S1·E62 Core Episode 62 Jun 7, 2026 S1·E63 Core Episode 63 Jun 14, 2026 S1·E64 Mytharc Episode 64 Jun 21, 2026 S1·E65 Mytharc Episode 65 Jun 28, 2026