Ii Koto Warui Koto
Drama
良いこと悪いこと
2025/10/11
Speech duration
4h 37min
Word count25,190
Unique words3,308
Words (1-occurrence)1,607
Unique kanji1,044
Kanji (1-occurrence)255
Speech speed
253
Difficulty Average
Episodes12
External Rating
65 %

A sinister game begins when a group of classmates reunites at their high school reunion, only to uncover a time capsule containing a defaced graduation album—and soon, their peers start dying mysteriously. As two former classmates race to unravel the truth behind the deaths, their own hidden secrets threaten to expose a web of lies, turning every classmate into a suspect in a nonstop suspense-driven mystery: who is the true culprit?

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Genres
Drama
Mystery
Subdecks
Episode 1
Speech duration
26min
Word count2,500
Unique words770
Words (1-occurrence)448
Unique kanji405
Kanji (1-occurrence)188
Speech speed
246
Difficulty Average
Episode 2
Speech duration
27min
Word count2,487
Unique words866
Words (1-occurrence)536
Unique kanji452
Kanji (1-occurrence)201
Speech speed
254
Difficulty Average
Episode 3
Speech duration
27min
Word count2,653
Unique words897
Words (1-occurrence)563
Unique kanji455
Kanji (1-occurrence)203
Speech speed
267
Difficulty Hard
Episode 4
Speech duration
22min
Word count1,920
Unique words646
Words (1-occurrence)394
Unique kanji326
Kanji (1-occurrence)151
Speech speed
230
Difficulty Average
Episode 5
Speech duration
27min
Word count2,523
Unique words741
Words (1-occurrence)417
Unique kanji356
Kanji (1-occurrence)157
Speech speed
252
Difficulty Average
Episode 6
Speech duration
25min
Word count2,341
Unique words738
Words (1-occurrence)437
Unique kanji376
Kanji (1-occurrence)150
Speech speed
252
Difficulty Hard
Episode 7
Speech duration
25min
Word count2,028
Unique words671
Words (1-occurrence)417
Unique kanji337
Kanji (1-occurrence)170
Speech speed
219
Difficulty Average
Episode 8
Speech duration
25min
Word count2,282
Unique words644
Words (1-occurrence)363
Unique kanji308
Kanji (1-occurrence)138
Speech speed
233
Difficulty Average
Episode 9
Speech duration
23min
Word count2,106
Unique words695
Words (1-occurrence)411
Unique kanji409
Kanji (1-occurrence)209
Speech speed
238
Difficulty Hard
Episode 10
Speech duration
9min
Word count936
Unique words400
Words (1-occurrence)234
Unique kanji194
Kanji (1-occurrence)108
Speech speed
298
Difficulty Easy
Episode 11
Speech duration
25min
Word count2,313
Unique words670
Words (1-occurrence)397
Unique kanji343
Kanji (1-occurrence)149
Speech speed
241
Difficulty Average
Episode 12
Speech duration
10min
Word count1,101
Unique words476
Words (1-occurrence)303
Unique kanji238
Kanji (1-occurrence)137
Speech speed
301
Difficulty Easy