

Operation: Mystery
怪奇大作戦
We checked 8 streaming services in India on 21 Jul 2026 at 18:39 IST
About
Advancements in science and the unchanging human psyche have given rise to new forms of terrifying crimes as the Science Research Institute (SRI) investigates various strange phenomena in Japan.
Cast
Episodes
Season 1

Man Through the Wall
A mysterious figure claiming to be the phantom thief King Aladdin has announced the theft of the golden Kannon Bodhisattva statue. Despite stringent security measures, the thief appeared and vanished into the wall along with the stolen statue. An investigation by SRI revealed that the culprit is the genius magician Harumitsu Ittettsai. The motive behind this crime, perpetrated by Harumitsu, who once captivated an entire era, remains to be unveiled...

Man-Eating Moths
A human figure melting into scales falling from swarming moths—. Blastomyces, once rampant in the American West, is detected from the skeletal remains of a decomposed body. Misawa becomes convinced of the crime based on information obtained from an old acquaintance at Mars Motors, but he ends up being captured by the criminal group. Within the hideout where he's been abducted, a large number of moths are being kept.

White Face
Junoko Mizukami, an office lady, has a father who was a physicist and a world-renowned authority on lasers, but he suffered facial burns in an accident and concealed his face, leading a reclusive life. When men around Junoko begin to die mysteriously one after another, and it's revealed that the crimes involve the use of laser beams, SRI attempts to meet with Junoko's father...

Fearful Phone Calls
One night, a call came to the Takiguchi household. Reiko answered the phone for her father, but in an instant, her father's body burst into flames, turning into a charred corpse! Later, another spontaneous human combustion incident occurs right before Reiko's eyes. Maki confines Reiko to an anechoic chamber for intense interrogation. Unable to bear it, Misawa takes Reiko outside, but at that moment, Maki's intuition leads to a decisive conclusion!

The Grim Reaper's Lullaby
On a deserted night road, a black figure aims a gun at a woman fleeing from pursuers. A flash emanates from the gun, and the woman's body becomes frozen solid! Radioactivity is detected from the victim's body, and it's speculated that Spectral G-rays, still a mystery in the scientific world, were used in the crime. Misawa realises that the lyrics of a hit song sung by Kyoko Takagi match the circumstances of the murder.

Vampire Hell
Nina, presumed dead in a car accident, resurrects as a hideous-faced vampire. Nina wanders the streets at night in search of prey. Attacking a patrolling police officer, she drinks plenty of fresh blood, transforming back into the beautiful Nina. Upon learning of this, her lover Shusaku seeks out new victims for Nina, who experiences seizures, craving blood...

The Woman With Blue Blood
Misawa, who had been rekindling his old friendship with his longtime friend Onijima at his house, ended up staying the night there. However, someone attacked him while he was in bed! Immediately afterwards, a passerby, a salaryman on a nearby street, was attacked and killed by a doll with a knife concealed in its hand. Misawa, with injuries from the attack, finds himself being interrogated instead.

The Shining Street Killer
Housing Authority employee Yoko was escorted home by her superior, Shimizu, and returned to her apartment. Shimizu persistently inquired about their missing colleague, Yamamoto, when suddenly a phosphorescent object attacked. Shimizu eerily illuminated before succumbing. Maki suggests the appearance of a phosphorescent human, but the Metropolitan Police Department concludes that a crime involving sulfur dioxide gas has occurred and proceeds with the investigation. Subsequently, Yoko's fiancé is also approached by the same entity...
Where does Operation: Mystery rank today?
Operation: Mystery is #2428 on the Bowood.TV Daily Streaming Charts today.
- Highest: #2428
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Watch Operation: Mystery Online Free — All Episodes in HD
If you've been searching for Operation: Mystery all episodes in HD, Bowood.TV has you covered. This well-rated Japanese mystery and sci-fi & fantasy title from 1968 is available to stream instantly — no ads to fight through, no paid subscriptions, no annoying redirects.
About Operation: Mystery
Advancements in science and the unchanging human psyche have given rise to new forms of terrifying crimes as the Science Research Institute (SRI) investigates various strange phenomena in Japan. Across 1 season and 26 episodes.
Operation: Mystery Cast and Characters
The cast features Yasumi Hara (as Kiyoshi Matoya), Homare Suguro (as Kyôsuke Misawa), Shin Kishida (as Shirô Maki), Seiji Matsuyama (as Hiroshi Nomura), and Reiko Kobashi (as Saori Ogawa). Their performances are a major reason Operation: Mystery has built such a passionate audience.
Where to Watch Operation: Mystery Online
Want to watch Operation: Mystery online without paying? Bowood.TV is the easiest way. Click play and the series starts in seconds. No popups, no "5 day trial that auto-charges" — just the show.
▶ Watch Operation: Mystery NowWhy People Are Watching Operation: Mystery
There's a reason Operation: Mystery keeps showing up on "must-watch" lists. What makes it work is tight pacing that earns its twists and world-building that respects the audience's intelligence. If you enjoy Japanese storytelling that doesn't follow the same tired beats, this is the kind of show you'll end up recommending to friends.
Frequently Asked Questions about Operation: Mystery
Where can I watch Operation: Mystery online for free?
You can watch Operation: Mystery online free on Bowood.TV. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.
How many episodes does Operation: Mystery have?
Operation: Mystery has 26 episodes across 1 season. All episodes are available to stream right here on Bowood.TV.
Is Operation: Mystery good? What's the rating?
Operation: Mystery holds a 7.7/10 rating based on 7 reviews — well above average.
Who is in the cast of Operation: Mystery?
The main cast includes Yasumi Hara, Homare Suguro, Shin Kishida, and Seiji Matsuyama, plus a strong supporting ensemble.
Is Operation: Mystery available in Japanese?
Yes — Operation: Mystery was originally produced in Japanese and that's the version you'll stream here on Bowood.TV. English subtitles are provided when available.
When was Operation: Mystery released?
Operation: Mystery first aired in 1968.
Do I need an account to watch Operation: Mystery on Bowood.TV?
No. Bowood.TV is free and you can watch Operation: Mystery without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.
Frequently Asked Questions
Where can I watch Operation: Mystery for free?
You can watch Operation: Mystery online for free on Bowood.TV. All 26 episodes across 1 season are available to stream in HD without a subscription, signup, or paywall. Just open the show page and press play.
How many seasons and episodes does Operation: Mystery have?
Operation: Mystery currently has 1 season and a total of 26 episodes. The series status is "Ended", so the episode count may grow as new seasons are released. You can browse the full episode list on Bowood.TV and continue watching from where you left off.
What is Operation: Mystery about?
Advancements in science and the unchanging human psyche have given rise to new forms of terrifying crimes as the Science Research Institute (SRI) investigates various strange phenomena in Japan. It belongs to the Mystery, Sci-Fi & Fantasy genres.
In which language is Operation: Mystery originally available?
Operation: Mystery was originally produced in JA. On Bowood.TV the show is available in its original JA audio. Check the player options on the watch page for available subtitle tracks.
When was Operation: Mystery first released?
Operation: Mystery first premiered on September 15, 1968 (1968). The series has since concluded its run.
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