ERROR

Drama·エラー
ERROR
2026/04/12
Speech time
2h 51min
Word count20,940
Unique words
2,503
Unique kanji
882
Avg. sentence9.8
Speech speed
333
Difficulty Easy
Episodes8
Rating
70 %

Haunted by guilt over a woman’s accidental death, Yume Nakata forms an unexpected and fragile bond with Mio Osako, the woman’s grieving daughter, as they navigate loss, remorse, and the beginnings of an unusual friendship.

Genres
Drama
SourcesTMDB

Japanese study overview

ERROR is a Japanese drama of 51,868 characters, with 2,503 unique words and 882 different kanji. Its difficulty rating on Jiten is easy, 1.9 out of 5. The full vocabulary list ranks all 2,503 words by how often they appear, and you can study them on Jiten or download them as an Anki deck.

Episode 1

Speech time
21min
Word count2,413
Unique words
781
Unique kanji
383
Avg. sentence9.4
Speech speed
316
Difficulty Easy

Episode 2

Speech time
24min
Word count3,103
Unique words
791
Unique kanji
417
Avg. sentence10.3
Speech speed
342
Difficulty Average

Episode 3

Speech time
23min
Word count2,769
Unique words
730
Unique kanji
370
Avg. sentence9.4
Speech speed
324
Difficulty Easy

Episode 4

Speech time
23min
Word count2,805
Unique words
735
Unique kanji
351
Avg. sentence9.3
Speech speed
318
Difficulty Easy

Episode 5

Speech time
23min
Word count2,707
Unique words
753
Unique kanji
390
Avg. sentence9.4
Speech speed
317
Difficulty Easy

Episode 6

Speech time
17min
Word count2,403
Unique words
694
Unique kanji
366
Avg. sentence11.3
Speech speed
372
Difficulty Average

Episode 7

Speech time
19min
Word count2,411
Unique words
683
Unique kanji
356
Avg. sentence10.4
Speech speed
344
Difficulty Average

Episode 8

Speech time
18min
Word count2,329
Unique words
658
Unique kanji
303
Avg. sentence9.0
Speech speed
340
Difficulty Easy

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Vocabulary highlights

Here are some of the words that appear most often in this media, as well as a sample of its rarer vocabulary.

See the full vocabulary list (2,503 words) →