Unexpectedly Naughty Fukami

Unexpectedly Naughty Fukami

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SYNOPSIS

Unexpectedly Naughty Fukami (Japanese: やたらやらしい深見くん, Hepburn: Yatara Yarashii Fukami-kun) is a 2026 Japanese BL workplace romantic-comedy live-action drama series adapted from Ayaka Matsumoto's (松本あやか) BL manga of the same name. The 10-episode mini drama is directed by Eriko Shirai (Emiko Shirai), produced by Kazuhiro Itō, and written for the screen by Nao Shioji. The series stars Atsuki Kashio as Kaji Akihiro and Yū Miyazaki as Yu Fukami, two emerging Japanese BL leads making waves in the JBL workplace-romance subgenre.

The story follows Kaji Akihiro (Atsuki Kashio), a polished sales ace at a Tokyo company who everyone admires for his good looks, smooth client relationships, and effortless professional charm. What no one knows is that Kaji is secretly a self-absorbed playboy who silently scores his colleagues based on attractiveness, finding most of them painfully average. When his manager pairs him with Yu Fukami (Yū Miyazaki), a quiet and apparently dishevelled colleague, on an overnight business trip, Kaji expects two days of boredom. Instead, after-hours conversation reveals that Fukami shares Kaji's cynical view of love and casual relationships, and the encounter that follows leaves Kaji shaken in a way no client has ever managed. What begins as a no-strings arrangement between two men who pride themselves on emotional detachment slowly, awkwardly, blossoms into something neither of them is prepared to call a real romance.

Unexpectedly Naughty Fukami premiered on Tokyo MX on April 7, 2026 at 1:20 AM Japan time (officially April 6 at 25:20 in Japanese broadcast notation), with new episodes airing weekly on Tuesday late-night slots. The series streams on DMM TV and TVer in Japan and on GagaOOLala internationally with English subtitles. Each episode runs a tight 13 minutes, a format common to Japanese late-night BL adaptations such as Cherry Magic and My Personal Weatherman. The source manga has been serialized on ComicFesta under the Screamo label since December 7, 2022, with four bound volumes published by Suiseisha and English releases via Coolmic, Renta!, and Seven Seas Entertainment. A standalone anime adaptation by Studio Hōkiboshi aired from March to June 2025 in both standard broadcast and extended streaming versions. As of May 7, 2026, five of the ten live-action episodes have aired, with the season finale scheduled for June 9, 2026.

CONTENT DETAILS

Native Title
やたらやらしい深見くん
Original Title
Unexpectedly Naughty Fukami
Also Known As
やたらやらしい深見くん, Yatara Yarashii Fukami-kun, Yatara Yarashi Fukami-kun, Unexpectedly Naughty Fukami, Unexpectedly Naughty Fukami-kun, Naughty Fukami, Fukami-kun
Adaptation
Adapted from Ayaka Matsumoto's (松本あやか) Japanese BL manga やたらやらしい深見くん (Yatara Yarashii Fukami-kun / Unexpectedly Naughty Fukami), serialized on the ComicFesta digital manga website under the Screamo label since December 7, 2022. The manga has been collected into four bound volumes by Suiseisha under the Glanz BL Comics imprint. English-language editions are published digitally by Coolmic and Renta!, with Seven Seas Entertainment licensing the print release in late 2025. A standalone anime adaptation by Studio Hōkiboshi aired in 2025 ahead of this 2026 live-action series.
Themes
Key Themes
Workplace RomanceOffice BLCasual RelationshipSlow BurnSelf-Absorbed LeadHidden PersonalityLate-Night BLBusiness TripSalaryman RomanceManga AdaptationJapanese BL
Country
Language
Japanese
Director
Emiko Shirai
Original Author
Ayaka Matsumoto
Seasons
1
Episodes
10
Duration
13 min
Aired Start
Aired End
Release Year
Content Rating
TV-MA
Production Co

WATCH ON

GagaOOLala

MAIN CAST & CHARACTERS

KEY TAKEAWAYS

  • Unexpectedly Naughty Fukami is a 2026 Japanese BL late-night drama adapted from Ayaka Matsumoto’s BL manga, with 10 episodes (~13 minutes each) airing Tuesdays from April 7 to June 9, 2026 on Tokyo MX, DMM TV, TVer, and GagaOOLala.
  • Stars Atsuki Kashio as the secretly self-absorbed sales ace Kaji Akihiro and Yū Miyazaki as the deceptively quiet Yu Fukami, in a workplace BL adaptation that anchors a long-running JBL audience favorite.
  • Directed by Eriko Shirai with screenplay by Nao Shioji and production by Kazuhiro Itō, all veterans of Japanese late-night drama format.
  • Source manga has 4 volumes serialized on ComicFesta under Screamo label since December 2022, English-licensed by Coolmic, Renta!, and Seven Seas Entertainment (print release announced November 2025).
  • Companion 2025 anime adaptation by Studio Hōkiboshi aired both standard and extended versions, building the manga’s screen following ahead of the 2026 live-action drama.
  • Where to watch Unexpectedly Naughty Fukami with English subtitles: GagaOOLala (international, English subtitles), DMM TV and TVer (Japan), Tokyo MX broadcast (Japan late-night).
  • MyDramaList score: 7.1/10 from 745 user ratings as of May 2026, with 5,986 watchers. Ranked among 2026’s notable Japanese workplace BL releases.
  • Currently airing: as of May 7, 2026, five episodes have aired. Episode 6 is scheduled for May 11, 2026 at 7:20 PM. The 10-episode finale airs June 9, 2026.
  • Tight 13-minute episode runtime: a Japanese late-night drama format that mirrors Cherry Magic and My Personal Weatherman, optimized for tight manga-faithful pacing within standard JBL slot constraints.
  • Workplace office romance with a twist: Kaji’s hidden self-regard and Fukami’s deceptive plainness drive an enemies-to-lovers-adjacent dynamic that early viewers describe as more emotionally complex than the manga’s marketing first suggested.

EDITOR’S VERDICT

7/10

As a regular viewer of Japanese late-night BL adaptations, I've been tracking Unexpectedly Naughty Fukami since its April 7, 2026 Tokyo MX premiere. With five of ten episodes aired as of this review, the series is shaping up as a confident manga-faithful adaptation that respects the JBL 13-minute late-night slot while delivering the tonal pivot Ayaka Matsumoto's source manga is known for.

The Cast & Chemistry

Atsuki Kashio plays Kaji with a calculated stillness that sells the character's hidden self-regard without tipping into caricature. The challenge with this role is making a man who silently grades his coworkers on attractiveness sympathetic, and Kashio finds the right notes of self-amusement and private boredom. Yū Miyazaki, as the deceptively scruffy Fukami, carries the show's biggest tonal surprise: every time the lights go down, the performance shifts in a way the script and the manga both depend on.

What Works

  • Manga fidelity: the screenplay by Nao Shioji preserves the source's structural hook of after-hours character revelations.
  • 13-minute discipline: the late-night runtime keeps the narrative lean and binge-friendly without filler.
  • Director Eriko Shirai's tonal control: the show navigates between cynical office comedy and tender after-hours intimacy without whiplash.
  • Cross-platform release strategy: Tokyo MX broadcast plus DMM TV, TVer, and GagaOOLala international gives the show maximum reach for the niche audience.

Where It Could Stretch

  • Compressed runtime trades depth for momentum: at 13 minutes per episode, secondary character development is necessarily thin.
  • Standard broadcast cut: viewers familiar with the manga or extended 2025 anime should manage expectations about how much the live-action broadcast can show.

The Verdict (Mid-Run)

Five episodes remain, and Kaji and Fukami's casual arrangement has not yet fully cracked into vulnerability. What the series has already delivered is respectful adaptation craft, two leads who clearly understand the assignment, and a tonal commitment that bodes well for the back half. With a 7.1 MyDramaList rating from a small but engaged audience, Unexpectedly Naughty Fukami is among the most polished Japanese workplace BL adaptations of 2026, sitting comfortably alongside the Cherry Magic and My Personal Weatherman lineage of late-night JBL.

Final Score (as of Episode 5): 7/10

OFFICIAL TRAILER

OFFICIAL OST

The official soundtrack of Unexpectedly Naughty Fukami features a Japanese city-pop opening theme suited to its late-night Tokyo MX broadcast slot. The OST supports the salaryman-comedy aesthetic that defines the series' tonal identity. Search 'Unexpectedly Naughty Fukami OST' or 'Yatara Yarashii Fukami-kun OST' on Spotify and YouTube for releases as they become available.

EPISODE SCHEDULE

10 / 10 episodes aired · Completed
EP 1
07 Apr 2026
Aired
EP 2
14 Apr 2026
Aired
EP 3
21 Apr 2026
Aired
EP 4
28 Apr 2026
Aired
EP 5
05 May 2026
Aired
EP 6
12 May 2026
Aired
EP 7
19 May 2026
Aired
EP 8
26 May 2026
Aired
EP 9
02 Jun 2026
Aired
EP 10
09 Jun 2026
Aired

FREQUENTLY ASKED QUESTIONS

What is Unexpectedly Naughty Fukami about?

Unexpectedly Naughty Fukami (Yatara Yarashii Fukami-kun) is a 2026 Japanese BL workplace romantic comedy about Kaji Akihiro, a popular sales ace who secretly scores his coworkers on attractiveness, and Yu Fukami, his deceptively quiet colleague who turns out to be anything but ordinary. After an overnight business trip pairs them together, a casual arrangement based on shared cynicism about love slowly evolves into a real romance.

When did Unexpectedly Naughty Fukami premiere?

Unexpectedly Naughty Fukami premiered on Tokyo MX on April 7, 2026 at 1:20 AM Japan time (officially April 6 at 25:20 in Japanese late-night broadcast notation). New episodes air weekly on Tuesday late-night slots, with the 10-episode season finale scheduled for June 9, 2026.

How many episodes is Unexpectedly Naughty Fukami?

Unexpectedly Naughty Fukami has 10 episodes in Season 1, with each episode running approximately 13 minutes. The total runtime is roughly 2 hours 10 minutes, consistent with the Japanese late-night BL drama format.

When does Episode 6 air?

Episode 6 of Unexpectedly Naughty Fukami is scheduled to air on May 11, 2026 at 7:20 PM Japan time. As of May 7, 2026, five episodes have aired, with five more remaining through the June 9, 2026 finale.

Who is in the cast of Unexpectedly Naughty Fukami?

The two leads are Atsuki Kashio (Kashio Atsuki) as Kaji Akihiro (the secretly self-absorbed sales ace) and Yū Miyazaki as Yu Fukami (the deceptively scruffy colleague). The series is structured around the two-lead workplace dynamic, with supporting cast in coworker roles.

Who directed Unexpectedly Naughty Fukami?

Unexpectedly Naughty Fukami is directed by Eriko Shirai (also credited as Emiko Shirai), with screenplay by Nao Shioji and production led by Kazuhiro Itō. The team are veterans of Japanese late-night drama production.

Where can I watch Unexpectedly Naughty Fukami with English subtitles?

Unexpectedly Naughty Fukami streams internationally with official English subtitles on GagaOOLala. In Japan, the series airs on Tokyo MX and streams on DMM TV and TVer.

Is Unexpectedly Naughty Fukami based on a manga?

Yes. Unexpectedly Naughty Fukami is adapted from Ayaka Matsumoto's (松本あやか) BL manga やたらやらしい深見くん, serialized on the ComicFesta digital manga website under the Screamo label since December 7, 2022. The manga has four bound volumes published by Suiseisha under the Glanz BL Comics imprint.

Is the manga available in English?

Yes. The Unexpectedly Naughty Fukami manga is available in English digitally via Coolmic and Renta! (which began releases in January 2024). Seven Seas Entertainment announced the print English-language release in November 2025, with the first volume scheduled for September 2026.

Is there an anime adaptation of Unexpectedly Naughty Fukami?

Yes. A standalone anime adaptation by Studio Hōkiboshi aired from March 14 to June 9, 2025, ahead of the 2026 live-action drama. The anime was produced in two versions: a standard television broadcast version and an extended streaming version on OceanVeil under the Toridori label.

What is the difference between the manga, anime, and live-action drama?

The Unexpectedly Naughty Fukami manga (2022 to present) is the original BL source by Ayaka Matsumoto. The 2025 anime by Studio Hōkiboshi adapted the manga in standard and extended streaming versions. The 2026 Tokyo MX live-action drama, directed by Eriko Shirai, is the first in-person screen adaptation, starring Atsuki Kashio and Yū Miyazaki.

Is Unexpectedly Naughty Fukami a BL drama?

Yes. Unexpectedly Naughty Fukami is officially a BL (Boys' Love) drama adapted from a Japanese manga origin. The central romance between Kaji Akihiro and Yu Fukami is the narrative spine, alongside workplace comedy.

How is the romantic content handled in Unexpectedly Naughty Fukami?

The Tokyo MX broadcast version is the standard cut suitable for Japanese late-night BL audiences. The series carries a TV-MA-equivalent rating for adult audience appropriateness. Romantic moments between the leads are framed within Japanese late-night drama broadcast conventions.

How long is each episode of Unexpectedly Naughty Fukami?

Each episode of Unexpectedly Naughty Fukami runs approximately 13 minutes. This is a standard Japanese late-night BL drama format, as also seen in Cherry Magic, My Personal Weatherman, and What Did You Eat Yesterday.

What is the source manga of Unexpectedly Naughty Fukami?

The source manga やたらやらしい深見くん is written and illustrated by Ayaka Matsumoto (松本あやか). It has been serialized on the digital manga website ComicFesta under the Screamo label since December 7, 2022. Four bound volumes have been published by Suiseisha under the Glanz BL Comics imprint as of 2026.

What does the title 'Yatara Yarashii Fukami-kun' mean?

The title やたらやらしい深見くん is rendered in localized English release as 'Unexpectedly Naughty Fukami.' The phrase plays on the contrast between Fukami's outwardly dishevelled and quiet appearance and his unexpectedly intense after-hours personality, which is the narrative hook of the series.

Who plays Kaji Akihiro?

Kaji Akihiro is played by Japanese actor Atsuki Kashio (Kashio Atsuki). Kaji is a sales-department ace at a Tokyo company, secretly a self-absorbed playboy who privately scores his coworkers based on attractiveness.

Who plays Yu Fukami?

Yu Fukami is played by Japanese actor Yū Miyazaki (Yu Miyazaki). Fukami is Kaji's quiet, deceptively dishevelled coworker who reveals an unexpectedly different side during an overnight business trip.

Will there be a Season 2 of Unexpectedly Naughty Fukami?

As of May 2026, no Season 2 of the live-action Unexpectedly Naughty Fukami has been announced. The series is currently airing its 10-episode first season, with the finale scheduled for June 9, 2026. Renewal will likely depend on finale ratings and ongoing source manga publication.

What is the rating and reception of Unexpectedly Naughty Fukami?

Unexpectedly Naughty Fukami holds a current MyDramaList rating of 7.1/10 from 745 user scores as of May 2026, with 5,986 watchers. Mid-range early reception reflects engagement with the manga adaptation faithfulness and the lead performances.

How does Unexpectedly Naughty Fukami compare to Cherry Magic?

Both Unexpectedly Naughty Fukami (2026) and Cherry Magic (2020 / 2024 movie) are Japanese workplace BL manga adaptations in the late-night drama format. Cherry Magic is a softer, magical-realist romance about a 30-year-old virgin gaining mind-reading powers, while Unexpectedly Naughty Fukami leans into cynical workplace comedy and a more directly emotional casual-arrangement-to-romance arc.

Is Unexpectedly Naughty Fukami worth watching?

For fans of Japanese late-night BL, manga adaptations, workplace office romance, or the cynical-meets-tender tonal hybrid that defines a lot of manga-rooted screen adaptations, Unexpectedly Naughty Fukami is one of 2026's stronger Japanese BL releases. The 10-episode 13-minute format is binge-friendly, the source manga has earned international English publication via Seven Seas, and the lead chemistry between Atsuki Kashio and Yū Miyazaki has carried strong early reception.

What language is Unexpectedly Naughty Fukami in?

Unexpectedly Naughty Fukami is filmed in Japanese with the original native title やたらやらしい深見くん (Yatara Yarashii Fukami-kun). Official English subtitles are available on GagaOOLala for international viewers.

When does Unexpectedly Naughty Fukami end?

Unexpectedly Naughty Fukami's 10-episode first season is scheduled to conclude with its finale on Tuesday, June 9, 2026 on Tokyo MX, with international viewing available the same week on GagaOOLala.

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