TV series
Isaku
1997–2015, Japanese. Created by Masato Hiruta.
It's the last day of school before summer vacation. Kenta is gearing up for another boring summer when he receives a mysterious note. After school, he walks into the old, condemned school building, following the note's instructions. Inside, he finds that Jinpachi, Miyuki, Rika, Kotomi, Akemi, Ms. Kumi, Munemitsu and Mio have received the same note as well. Everyone decides that this is some kind of a joke, and starts arguing about the identity of the prankster. Suddenly, they hear the entrance being boarded up... The nightmare begins as the girls vanish one by one. Rika is the first one to disappear, followed by a shocking video of Rika being violated by an unknown assailant... A twisted story filled with scenes of shocking and graphic hardcore sex!!!
- Seasons
- 2
- Episodes
- 9
- Episode length
- 30 min
- Status
- Ended in 2015
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Where to watch Isaku
Isaku isn’t listed on any OTT platform in India yet.
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Latest episode
S1 E6: Core Mix 2
Aired 30 January 2015
Seasons 2
Cast & crew
- Masato HirutaCreator
- Minako TakenouchiAkemi Mikihara (voice) · 9 ep
- Chizuko HoshinoMiyuki Sakaki (voice) · 9 ep
- Naoko TakanoKotomi Asakawa (voice) · 9 ep
- Shinpachi TsujiIsaku Ito (voice) · 9 ep
- Tomoko KawakamiRika Akagawa (voice) · 9 ep
- Kousuke OkanoKenta Kogure (voice) · 6 ep
- Miho YamadaKumi Takashima (voice) · 6 ep
- Soichiro HoshiJinpachi Shimada (voice) · 6 ep
- Shin-ichiro MikiMunemitsu Soga (voice) · 6 ep
Details
- First aired
- 28 November 1997
- Last aired
- 30 January 2015
- Original title
- 遺作
- Language
- Japanese
- Country
- Japan
- Type
- Video
Check ratings elsewhere
News & fan talk
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Isaku: quick answers
Is Isaku worth watching?
Isaku doesn’t have enough ratings for a verdict yet.
How many seasons of Isaku are there?
Isaku has 2 seasons and 9 episodes, about 30 minutes each.
Is Isaku finished?
Yes. Isaku ended in 2015, so you can watch the whole story.
Which OTT platform is Isaku on?
Isaku isn’t listed on any OTT platform in India yet. (Checked 2 November 2026.)
Isaku parents guide: is it suitable for kids?
No age rating is listed for Isaku yet.
What shows are like Isaku?
If you liked Isaku, try Harem Camp!, What She Fell on Was the Tip of My Dick, Sekirei.
Who created Isaku?
Isaku was created by Masato Hiruta and stars Minako Takenouchi, Chizuko Hoshino, Naoko Takano.