Series

Monster

★ 7.7(7)20251h 0m1 season

Monster isn't available to stream, rent or buy in Japan right now. Availability changes often, so check back soon. Availability checked 10 June 2026.

Where to watch Monster

🇯🇵 Japan

No streaming, rental or purchase options are listed in Japan right now. Availability changes often — try switching your region in the header.

Good to know

Release date: 2025-07-06
Runtime: 1h 0m
Language: Japanese
Seasons: 1
Episodes: 10
Network: WOWOW Prime
Status: Ended
Country: Japan
Studio: WOWOW

About Monster

Monster is a 2025 web series in the Mystery and Drama genres, starring Ken Yasuda, Koshi Mizukami and Atsuro Watabe. It spans 1 season and 10 episodes, and originally aired on WOWOW Prime. It holds an average rating of 7.7/10 from 7 viewers. Below you can see where to watch Monster in Japan — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.

Synopsis

Twenty-five years after a college student vanishes—leaving only the first joint of her finger behind—the case remains unsolved. Her twin brother, now a local police officer, is forced to team up with a transferred elite cop he doesn’t get along with. When a call leads them to search for a missing elderly man, they uncover clues that may finally unravel the long-buried truth.

Seasons (1)

Season 110 eps · 2025

Cast

Ken Yasuda

Hiroyuki Togashi

Koshi Mizukami

Manato Yashiro

Atsuro Watabe

Masayoshi Yashiro

Ken Mitsuishi

Moridaira Saburo

Atsuko Takahata

Kayo Tadokoro

Ayame Goriki

Rinko Matsuda

Shingo Fujimori

Mikio Tadokoro

Sei Matobu

Shoko Endo

Taichi Saotome

Igarashi

Shiori Kubo

Mio Yanagi

Shinya Kote

Tatsuo Yanagi

Jun Hashimoto

Yohei Nakahashi

Themes & keywords

remake

Frequently asked questions

Where can I watch Monster in Japan?+

Monster is not currently listed on any streaming, rental or purchase service in Japan. Availability changes often, so check back or switch your region.

Is Monster on Netflix?+

Monster is not on Netflix in Japan right now.

How many seasons of Monster are there?+

Monster has 1 season and 10 episodes in total.

Who stars in Monster?+

Monster stars Ken Yasuda, Koshi Mizukami, Atsuro Watabe, Ken Mitsuishi and Atsuko Takahata.

When did Monster come out?+

Monster is a 2025 web series.

What genre is Monster?+

Monster is Mystery and Drama series.