An Observation Log of My Fiancée Who Calls Herself a Villainess
Jishou Akuyaku Reijou na Konyakusha no Kansatsu Kiroku.
#15 Most Rated · 2026#17 Most Popular · 2026
Bertia is reincarnated into her favorite otome game—not as the heroine, but as the villainess engaged to the perfect Crown Prince Cecil! Fully aware that her role is to sabotage his future romance, she’s determined to bloom as a wicked flower and wither away according to the story. But no matter how hard she tries to scheme, her “evil” plans only make her more endearing!
(Source: Crunchyroll)
Note: Jishou Akuyaku Reijou na Konyakusha no Kansatsu Kiroku. was streamed 3 days in advance of the TV broadcast on Prime Video, and Crunchyroll beginning April 3, 2026. Regular broadcasting began on April 6, 2026.
Bertia is reincarnated into her favorite otome game—not as the heroine, but as the villainess engaged to the perfect Crown Prince Cecil! Fully aware that her role is to sabotage his future romance, she’s determined to bloom as a wicked flower and wither away according to the story. But no matter how hard she tries to scheme, her “evil” plans only make her more endearing!
(Source: Crunchyroll)
Note: Jishou Akuyaku Reijou na Konyakusha no Kansatsu Kiroku. was streamed 3 days in advance of the TV broadcast on Prime Video, and Crunchyroll beginning April 3, 2026. Regular broadcasting began on April 6, 2026.
Bertia is reincarnated into her favorite otome game—not as the heroine, but as the villainess engaged to the perfect Crown Prince Cecil! Fully aware that her role is to sabotage his future romance, she’s determined to bloom as a wicked flower and wither away according to the story. But no matter how hard she tries to scheme, her “evil” plans only make her more endearing!
(Source: Crunchyroll)
Note: Jishou Akuyaku Reijou na Konyakusha no Kansatsu Kiroku. was streamed 3 days in advance of the TV broadcast on Prime Video, and Crunchyroll beginning April 3, 2026. Regular broadcasting began on April 6, 2026.
Format
ONA
Episodes
12
Episode Duration
24 mins
Characters
View all 7
Staff
View all 26
News
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Reviews
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Status Distribution
Current
60%·8,736
Planning
37%·5,382
Paused
1%·123
Dropped
2%·308
Completed
0%·28
Score Distribution
102030405060708090100
Recommendations
View all 12
72%
I’ll Become a Villainess Who Goes Down in History
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Villainess Level 99: I May Be the Hidden Boss but I'm Not the Demon Lord
73%
My Next Life as a Villainess: All Routes Lead to Doom!
71%
I'm the Villainess, So I'm Taming the Final Boss
66%
The Dark History of the Reincarnated Villainess
71%
Tearmoon Empire
Relations
Tags
Villainess84%Male Protagonist79%Ojou-sama79%Heterosexual79%Royal Affairs79%Female Protagonist70%Shoujo40%Isekai20%
Frequently asked questions
How many episodes does An Observation Log of My Fiancée Who Calls Herself a Villainess have?
An Observation Log of My Fiancée Who Calls Herself a Villainess has 12 episodes.
Is An Observation Log of My Fiancée Who Calls Herself a Villainess finished?
As of now, An Observation Log of My Fiancée Who Calls Herself a Villainess is currently releasing.
When did An Observation Log of My Fiancée Who Calls Herself a Villainess start airing?
An Observation Log of My Fiancée Who Calls Herself a Villainess started airing on April 3, 2026.
What kind of show is An Observation Log of My Fiancée Who Calls Herself a Villainess?
An Observation Log of My Fiancée Who Calls Herself a Villainess is a ONA with episodes around 24 minutes long, originally from Japan.
When did An Observation Log of My Fiancée Who Calls Herself a Villainess premiere?
An Observation Log of My Fiancée Who Calls Herself a Villainess premiered in Spring 2026.