Skip to main content

What Is Anime Filler?

Anime filler refers to episodes or arcs that are not adapted from the original manga or source material — original content created by the animation studio to prevent the anime from catching up to an ongoing manga. Because manga serialization is slower than weekly anime production, studios add standalone filler episodes or original multi-episode arcs to buy time for the source material to stay ahead.

Why Anime Filler Exists

Anime production schedules require 1–2 episodes per week. Manga chapters are typically released weekly or monthly, with a volume of chapters averaging about 8–10 chapters per arc. When an anime adaptation catches up to the manga's current chapter, it faces a choice:

  • Go on hiatus — pause airing until the manga has enough chapters to resume. Modern adaptations (Jujutsu Kaisen, Demon Slayer, Attack on Titan) use this approach; each "season" is a contained arc with a gap before the next.
  • Add filler content — continue airing with studio-original episodes that stall narrative progress without advancing or contradicting the manga. Common in 2000s-era long-run series (Naruto, Bleach, One Piece).

Filler content must be self-contained and consequence-free — characters cannot gain new abilities, die, or have permanent relationship changes in filler, because the episode must be skippable when the anime returns to canon.

Series With the Most Filler

Filler percentages for the most-watched long-run shonen series:

  • Naruto — ~41% filler (90 of 220 episodes). The Land of Tea arc and the Curry of Life arc are the most commonly cited skips. Canon episodes are among the best in shonen; filler ranges from tolerable to painful.
  • Bleach — ~45% filler across the original run. The Bount arc (64 episodes) is the most commonly skipped; most viewers treat it as non-negotiable to bypass. The Fullbring arc is canon but considered the weakest canonical arc.
  • One Piece — ~10% filler across 1,000+ episodes. Lower proportion but absolute count is still significant. The G-8 arc is the rare filler arc widely considered worth watching; most others can be safely skipped.
  • Dragon Ball Z — ~14% filler. The Garlic Jr. arc and several standalone episodes between sagas are standard skips. The canonical content is dense enough that filler is rarely missed.

Skipping Filler in a Group Watch

For group sessions, agree on your filler policy before starting the series:

  1. Look up the series on a filler guide (Anime Filler List is the standard reference) and note which episodes are filler vs canon.
  2. Decide as a group: skip all filler, watch highly-rated filler only, or watch everything. There is no wrong answer — consistency matters more than the choice.
  3. Set AniDachi's async progress tracking to canonical episode numbers so members who miss a session can find their place in the correct arc, not in a filler arc that others skipped.
  4. For very long series like Naruto Shippuden, consider running the filler-free version as a dedicated watch list — the canonical episodes alone form a tighter and more satisfying arc sequence.

Modern seasonal anime (series that air for one or two cours and then pause) do not produce filler — there is no catch-up problem when the studio deliberately limits the season length to match available manga content. Demon Slayer, Jujutsu Kaisen, Attack on Titan, and Chainsaw Man are all filler-free.

Pick a plan with a clear refund path

Early-access pricing with Stripe — cancel or refund if it is not a fit.

Help me pick a plan

Secure checkout via Stripe. Crunchyroll subscription not included — everyone keeps their own streaming login.

Frequently Asked Questions

What Is Anime Filler? — Anime Watch Party Glossary | AniDachi | AniDachi