Yoshida Rui no Sakaba Horoki / Season 1 ▦ Season guide Yoshida Rui no Sakaba Horoki: Season 1 20 episodes Premiered Sep 1, 2003 Updated Jul 23, 2026 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 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. 15% 85% Mytharc (3): Crucial lore & season climaxes Core (17): Character development & subplots Side Quest (0): Standalone / filler Show All (20) Crucial Mytharc (3) Essential Canon (20) S1·E1 Mytharc Episode 1 Sep 1, 2003 S1·E2 Core Episode 2 Sep 2, 2003 S1·E3 Core Episode 3 Sep 3, 2003 S1·E4 Core Episode 4 Sep 4, 2003 S1·E5 Core Episode 5 Sep 5, 2003 S1·E6 Core Episode 6 Sep 29, 2003 S1·E7 Core Episode 7 Sep 30, 2003 S1·E8 Core Episode 8 Oct 1, 2003 S1·E9 Core Episode 9 Oct 2, 2003 S1·E10 Core Episode 10 Oct 3, 2003 S1·E11 Core Episode 11 Nov 3, 2003 S1·E12 Core Episode 12 Nov 4, 2003 S1·E13 Core Episode 13 Nov 5, 2003 S1·E14 Core Episode 14 Nov 6, 2003 S1·E15 Core Episode 15 Nov 7, 2003 S1·E16 Core Episode 16 Dec 1, 2003 S1·E17 Core Episode 17 Dec 2, 2003 S1·E18 Core Episode 18 Dec 3, 2003 S1·E19 Mytharc Episode 19 Dec 4, 2003 S1·E20 Mytharc Episode 20 Dec 5, 2003