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Season guide

Doraemon: Season 21

46 episodes Premiered Jan 8, 1999 Updated Oct 4, 2026
Previously on Doraemon

Season 21 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Picks up essential narrative continuity directly following the events of Doraemon Season 20.
  • ⚡ Character alliances, factions, and personal loyalties undergo significant shifts under escalating stakes.
  • ⚡ Addresses unresolved cliffhangers and thematic mysteries introduced during previous seasons.
  • ⚡ Establishes the primary seasonal conflict that drives serialized character arcs toward the finale.
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Season 21 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 21 Progress Shield

Future titles & synopses blurred. Tap "Reveal" on any card to peek.
Binge Efficiency Engine

Season 21: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

93%
Mytharc (3): Crucial lore & season climaxes
Core (43): Character development & subplots
Side Quest (0): Standalone / filler
S21·E1 Mytharc

Episode 1

Jan 8, 1999 · 11 min

S21·E2 Core

Episode 2

Jan 15, 1999 · 11 min

S21·E3 Core

Episode 3

Jan 22, 1999 · 11 min

S21·E4 Core

Episode 4

Jan 29, 1999 · 11 min

S21·E5 Core

Episode 5

Feb 5, 1999 · 11 min

S21·E6 Core

Episode 6

Feb 12, 1999 · 11 min

S21·E7 Core

Episode 7

Feb 19, 1999 · 11 min

S21·E8 Core

Episode 8

Mar 12, 1999 · 11 min

S21·E9 Core

Episode 9

Mar 19, 1999 · 11 min

S21·E45 Mytharc

Episode 45

Dec 17, 1999 · 11 min

S21·E46 Mytharc

Episode 46

Dec 31, 1999 · 10 min

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