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National Anime Day

An international observance on April 15 celebrating anime, the style of animation that originated in Japan, and the global community of fans who watch and make it.

Thursday
15
April 2027
Last updated March 18, 2026 · by the Holiday Calendar Team
Have an update or spot an error?
YEARLY DATEApril 15
OBSERVED INInternationally
CATEGORYPop Culture
SUBCATEGORYAnime
ORIGIN

Community Origin

FOUNDING ENTITY
Not documented
FIRST OBSERVED
Not documented
“No proclamation, no founder, no documented reason for the date. The day exists because fans decided it does.
HOW THE HOLIDAY CAME TO BE

A fan day with no birth certificate

National Anime Day has no documented founder or establishing record. It circulates widely on April 15 across fan communities and listing sites, and the streaming and merchandise company Crunchyroll now marks the date with a one-day store promotion, but no proclamation or first-celebration record explains who created the day or why April 15 was chosen.

+ Know the story? Submit a founder Help us complete this holiday
INTRO

The export that grew bigger than its home country

Anime is now a bigger business outside Japan than inside it. In 2023, overseas revenue made up 51.5 percent of a record Japanese industry, the slimmest of majorities but a real one. The foreign market had only once before pulled ahead of the home market, and that lead had not held.

That is a strange thing to be true of a Japanese art form, and it is the quiet fact behind National Anime Day. The day has no founder and no official charter. What it has is a global audience large enough that a Japanese medium now earns more abroad than at home.

April 15 is the date fans settled on, with help from a few companies that sell to them. The reasons usually given for the date do not survive a fact-check, which makes the celebration itself the only solid thing about it.

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ORIGINS

Anime Day history

INTRODUCTION

Anime did not begin as a global juggernaut. It began as a handful of silent experiments, made by a few Japanese artists working with the same crude tools as their peers in Europe and America.

The word itself is plain. "Anime" is the Japanese clipping of the English word "animation". In Japan it still means all animation of any origin. Only in English did it narrow to mean the Japanese style specifically, a usage that spread through fan writing in the 1980s.

CHAPTER 01

A four-minute short, lost for ninety years

One of the oldest surviving Japanese animated films is a 1917 silent short called Namakura Gatana, or The Dull Sword. It runs about four minutes and follows a foolish ronin who buys a blade that turns out to be worthless. The print vanished for decades and was found again in an Osaka antique shop in 2008. The medium is older than most of its fans realize.

CHAPTER 02

The robot boy who set the format

The shape of modern anime arrived on New Year's Day, 1963, when Astro Boy premiered on Fuji TV. It was the work of Osamu Tezuka, the artist later called the god of manga. His series was the first Japanese animation produced as a weekly half-hour serial, the format that the rest of the industry, and eventually the world, would copy. At its peak it reached about 40 percent of Japanese households that owned a television, and it became the first Japanese animation broadcast on American TV.

CHAPTER 03

The day the medium outgrew the cinema

For decades anime was a domestic affair that traveled poorly. Then in 2020 a single film broke the pattern. Demon Slayer: Mugen Train passed Studio Ghibli's Spirited Away to become Japan's top-grossing film, ending a record Ghibli had held for about nineteen years. It went on to top the global box office for the year, the first time a film made outside Hollywood had done so.

That is the arc the day sits at the end of. A lost four-minute reel, a robot boy on a small screen, then a worldwide audience that turned a domestic craft into a global one.

TIMELINE

Timeline

An early surviving short

Namakura Gatana (The Dull Sword), one of the oldest surviving Japanese animated films, is released; the print is later lost for decades.

Astro Boy premieres

Osamu Tezuka's Astro Boy debuts on Fuji TV as the first weekly half-hour Japanese TV anime, setting the serial format that becomes standard.

The word goes global

The term 'anime' enters English-language fan and critical writing as the name for Japanese animation specifically.

A lost film resurfaces

The long-missing print of Namakura Gatana is rediscovered in an Osaka antique shop.

Mugen Train tops the world

Demon Slayer: Mugen Train becomes Japan's all-time top grosser and the first non-Hollywood film to lead the annual worldwide box office.

Overseas overtakes home

Overseas revenue surpasses Japan's domestic anime market for only the second time on record, in a year of record industry growth.

WHY THIS DAY MATTERS

Why We Love National Anime Day

ECONOMY

The growth is foreign-led, with overseas revenue up 26 percent in a year.

The day lands at the moment anime stopped being a niche Japanese export and became a worldwide business. The growth is foreign-led: in 2024 the market reached a record 3.84 trillion yen, with overseas revenue alone jumping 26 percent in a single year.

REACH

It marks a medium that now travels on every screen

Anime over-performs on the platforms that carry it. In the second half of 2023 it accounted for about 3.92 percent of all viewing on Netflix, a remarkable share for content licensed from a single country. The day marks how far a once-local craft now reaches.

COMMUNITY

It gives a leaderless fandom a fixed date

With no founder and no governing body, anime fandom rarely has an official moment of its own. A shared April 15 gives scattered fans, conventions, and stores a single day to point to, which is part of why companies like Crunchyroll have adopted it.

BY THE NUMBERS

National Anime Day by the Numbers

~$22B
2023 market
14.3%
2023 growth
$506.5M
Mugen Train gross

GET INVOLVED

How to Celebrate National Anime Day

EDITOR'S PICK

Watch something foundational

Cue up an early landmark instead of the newest release. The 1963 Astro Boy or a Tezuka work shows where the medium's visual habits came from.

TAKE

Take in the full range

Anime is not one genre. Pair a quiet drama with a loud action series so the day shows off how wide the form actually runs.

SEE

See it on the big screen

Anime films post some of the year's biggest box-office numbers. Check whether a local cinema is screening a new release or a re-run for the date.

READ

Read the manga behind the show

Most major anime started as a comic. Reading the source manga reveals how much an adaptation kept, cut, or changed.

INTRODUCE

Introduce someone to their first series

Pick one show that fits a friend's taste and watch the first episode together. The fandom grows one new viewer at a time.

Test your knowledge

How well do you know National Anime Day?

1 / 8

What does the word 'anime' originally mean in Japanese?

Answer

No. It is an unofficial fan observance with no government or institutional charter, so it is a normal working day. Offices, schools, and banks stay open on April 15.

COLOPHON

Sources

How we know what’s on this page. References, not endorsements.

10sources
1primary records
6independently dated
Primary records
Guinness World Records2022-12
Highest-grossing Japanese animated film at the global box office
Records Demon Slayer: Mugen Train at $506,523,013 as of December 2022, ahead of Spirited Away.
View source
Additional coverage
Anime News Network2025-01-08
AJA: Anime Industry Grew by 14.3% to New Record High in 2023
The AJA's 2023 figures: a record 3.3 trillion yen broad market and overseas revenue at 51.5 percent, the second time it topped domestic.
View source
Screen International2024-11
Japanese anime industry generated record $22bn in 2023 with overseas surpassing local takings
Reports the 2023 record industry total and the overseas-over-domestic milestone, noting 2020 was the first such year.
View source
Variety2025-10
Japan's Anime Market Hits Record $25 Billion, Driven by Global Boom, AJA Report Finds
The AJA's 2024 figures: a 3.84 trillion yen market with overseas revenue up 26 percent year on year.
View source
Variety2020-12
Demon Slayer Passes Spirited Away to Set Japanese Box Office Record
Covers Mugen Train overtaking Spirited Away to become Japan's all-time top-grossing film in 2020.
View source
Wikipedia
Astro Boy (1963 TV series)
Documents the 1963 Fuji TV premiere, the weekly half-hour format, the 40 percent peak audience, and the US broadcast.
View source
Wikipedia
Osamu Tezuka
Biography of the Astro Boy creator and 'god of manga,' including his November 3, 1928 birth date.
View source
Wikipedia
The Dull Sword (Namakura Gatana)
Details the 1917 short, one of the oldest surviving Japanese animations, and its 2008 rediscovery in Osaka.
View source
Wikipedia
Anime
Explains 'anime' as the Japanese clipping of 'animation' and how its English meaning narrowed in the 1980s.
View source
Anime News Network2024-05-29
Anime Overperforms: An Analysis of Netflix's 2023 Viewership Data
Analysis finding anime made up about 3.92 percent of all Netflix viewing in the second half of 2023.
View source
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