TV-MATokyo MX5.5(13)

18if

Name: 18if
Genre: Action & Adventure, Animation, Mystery, Sci-Fi & Fantasy
Released: 2017-07-07
Rating: 5.5

Action & AdventureAnimationMysterySci-Fi & Fantasy

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We checked 8 streaming services in India on 04 Jun 2026 at 06:19 IST

2017

1 Season

13 Episodes

Ended

TV-MA

About

Haruto Tsukishiro wakes up in a dream world dominated by strange and powerful entities called Witches. To survive, he gets the assistance of research professor Katsumi Kanzaki and a mysterious white-haired girl called Lily. With their help, Haruto must outsmart the witches and find a way to return to the real world.

Cast

Nobunaga Shimazaki

as Haruto Tsukishiro (voice)

Takehito Koyasu

as Katsumi Kanzaki (voice)

Kaori Nazuka

as Lily (voice)

Ai Kakuma

as Airi Kojima (voice)

Aya Endo

as Yuuko Sakurabe (voice)

Ayaka Shimizu

as Egos (voice)

Ayako Kawasumi

as Eve (voice)

Azumi Asakura

as Mirei Saegusa (voice)

Emi Nitta

as Misaki (voice)

Fumiko Orikasa

as Sono (voice)

Inori Minase

as Nene (voice)

Nao Tamura

as Kayo Sugisaki (voice)

Misato Fukuen

as Natsuki Kamikawa (voice)

Shiho Nanba

as Hanako Sumitomo (voice)

Nao Toyama

as Yurina Kanazaki (voice)

Yu Shimamura

as Mana Hayashida (voice)

Seasons

Season 1

13 episodes2017

Anime series produced by Gonzo. It is part of media franchise The Art of 18, which also includes a smartphone game by Mobcast title "18: Kimi to Tsunagaru Puzzle" for Android and IOS.

Episodes

Season 1

See all 13episodes →

The Witch of Thunder

Jul 7, 201724m7.0

Haruto finds himself in a dream world with a talking cat and a witch whose games turn violent.

Time Stopped at Age 12

Jul 14, 201724m7.0

One of the killers from a ten-year-old murder case is found dead, and now the witch that killed him is after the other perpetrators.

The Witch of First Love

Jul 21, 201724m7.0

Haruto ends up in the dreams of an ailing high school girl, whom he befriends, and takes her beyond the confines of the park near her home.

The Witch of Gluttony

Jul 28, 201724m7.0

After Airi is dumped by her boyfriend for a younger, thinner girl, Haruto finds himself in her dreams, where she is the queen of the Land of Donuts.

The Witch of Ordinariness

Aug 4, 201724m7.0

World class figure skater Mirei Saegusa is stressed by her current lifestyle and long for a normal life.

Curses Return Upon the Casters

Aug 11, 201724m7.0

Natsuki Kamikawa attempts to commit suicide after being bullied, but instead of dying, she enters the world of her favorite anime, Onmyo Ukio Akayashi-Barai.

And Now There Are None...

Aug 18, 201724m7.0

Haruto woke up as a scarecrow in the dream world. Then a robot knocks on the door and shows him some picture. Kanzaki then appears as lion and tells Haruto that they are now in the dream world. The robot asks for their help, but couldn't.

Threshold

Aug 25, 201724m7.0

Haruto struggles because he can't communicate effectively with a witch. When Kanzaki asks Mari for advice about this, he comes across someone who seems to be her real-world counterpart.

Where does 18if rank today?

18if is #606 on the CineFlixo Daily Streaming Charts today.

Highest: #606
Top 10: 0 days
Top 100: 0 days

Watch 18if Online Free — All Episodes in HD

Stream 18if online free in HD on CineFlixo. A talked-about action & adventure, animation, mystery, and sci-fi & fantasy series originally produced in Japonés and released in 2017, it's earned a solid 5.5/10 from 13 viewers worldwide.

About 18if

18if Cast and Characters

The cast features Nobunaga Shimazaki (as Haruto Tsukishiro (voice)), Takehito Koyasu (as Katsumi Kanzaki (voice)), Kaori Nazuka (as Lily (voice)), Ai Kakuma (as Airi Kojima (voice)), and Aya Endo (as Yuuko Sakurabe (voice)). Their performances are a major reason 18if has built such a passionate audience.

Where to Watch 18if Online

On CineFlixo you can watch 18if free — no account, no credit card, no ads in the middle of the show. We stream the full series in 720p / 1080p HD, with subtitles when available, on any device: phone, tablet, laptop, or smart TV browser.

▶ Watch 18if Now

Why People Are Watching 18if

18if flies under the radar but it deserves your attention. What makes it work is action sequences that don't feel cheap, tight pacing that earns its twists, and world-building that respects the audience's intelligence. If you enjoy Japonés 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 18if

Where can I watch 18if online for free?

You can watch 18if online free on CineFlixo. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.

How many episodes does 18if have?

18if has 13 episodes across 1 season. All episodes are available to stream right here on CineFlixo.

Is 18if good? What's the rating?

18if holds a 5.5/10 rating based on 13 reviews — a niche pick worth checking out.

Who is in the cast of 18if?

The main cast includes Nobunaga Shimazaki, Takehito Koyasu, Kaori Nazuka, and Ai Kakuma, plus a strong supporting ensemble.

Is 18if available in Japonés?

Yes — 18if was originally produced in Japonés and that's the version you'll stream here on CineFlixo. English subtitles are provided when available.

When was 18if released?

18if first aired in 2017.

Do I need an account to watch 18if on CineFlixo?

No. CineFlixo is free and you can watch 18if 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 18if for free?

You can watch 18if online for free on CineFlixo. All 13 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 18if have?

18if currently has 1 season and a total of 13 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 CineFlixo and continue watching from where you left off.

What is 18if about?

In which language is 18if originally available?

18if was originally produced in JA. On CineFlixo the show is available in its original JA audio. Check the player options on the watch page for available subtitle tracks.

When was 18if first released?

18if first premiered on July 7, 2017 (2017). The series has since concluded its run.