Japanese Literary Awards

← Back to Home

Ayatsuji Yukito

あやつじ ゆきと

Ayatsuji Yukito

Aliases: 内田直行
Pen Names: Ayatsuji Yukito（Pen name used for literary works）

Profile

Gender
Male
Born
1960-12-23 （Kyoto, Kyoto Prefecture, Japan）
Nationality
Japan
Languages
Japanese
Residence History
Kyoto (birthplace)

Career

Occupations
Novelist
Active Years
1987-
Affiliations
Honkaku Mystery Writers Club, Mystery Writers of Japan
Memberships
Honkaku Mystery Writers Club (executive committee; former secretary-general), Mystery Writers of Japan (member)
Influenced By
Edogawa Rampo, Kazuo Umezu, Ultra Q, Ellery Queen
Influenced
Nasu Kinoko, Tsujimura Mizuki
Nominations
Candidate, 12th Yoshikawa Eiji Literary Newcomer Award (1990) — 'The Murder at the Kirigoe Residence', Candidate, 13th Yoshikawa Eiji Literary Newcomer Award (1991) — 'The Murder at the Clock Mansion', Candidate, 44th Mystery Writers of Japan Award (Long-form) (1991) — 'The Murder at the Kirigoe Residence', Candidate, 5th Honkaku Mystery Award (Novel) (2005) — 'The Dark Mansion Murders', Candidate, 25th Oda Sakunosuke Award (2008) — 'Midorogaoka Tales', Candidate, 10th Honkaku Mystery Award (Novel) (2010) — 'Another', Candidate, 1st Yamada Fūtarō Award (2010) — 'Another', Candidate, 10th Honkaku Mystery Award (Criticism/Research) (2010) — 'Mystery Jockey 2' (co-authored)

Education

Kyoto University, Graduate School of Education
Faculty of Education / Education
Degree: 修士（教育学）
Period: 1984-1986
Year of Graduation: 1986
Country: Japan
Completed master's program; enrolled in doctoral program but later withdrew after obtaining credits without submitting a dissertation.

Awards

Mystery Writers of Japan Award (Long-form)
1992
Work: The Murder at the Clock Mansion
Organization: Mystery Writers of Japan
Result: 受賞
Japan Mystery Literature Award
2018
Organization: Japan Mystery Literature Award Committee
Result: 受賞
Honkaku Mystery Award (Novel)
2005
Work: The Dark Mansion Murders
Organization: Honkaku Mystery Writers Club
Result: 候補
Yoshikawa Eiji Literary Newcomer Award
1990
Work: The Murder at the Kirigoe Residence
Organization: Yoshikawa Eiji Literary Newcomer Award Committee
Result: 候補
Yoshikawa Eiji Literary Newcomer Award
1991
Work: The Murder at the Clock Mansion
Organization: Yoshikawa Eiji Literary Newcomer Award Committee
Result: 候補
Honkaku Mystery Award (Novel)
2010
Work: Another
Organization: Honkaku Mystery Writers Club
Result: 候補
Yamada Fūtarō Award
2010
Work: Another
Organization: Yamada Fūtarō Award Committee
Result: 候補
Honkaku Mystery Award (Criticism/Research)
2010
Work: Mystery Jockey 2 (co-authored)
Organization: Honkaku Mystery Writers Club
Result: 候補
Oda Sakunosuke Award
2008
Work: Midorogaoka Tales
Organization: Oda Sakunosuke Award Committee
Result: 候補

Awards & Nominations

Works

Major Works

The Decagon House Murders

1987 Mystery (Honkaku)

Debut novel set in an isolated Decagon House on an island; a representative honkaku mystery featuring locked-room scenarios and narrative twists.

locked-roomnarrative twistsclosed/isolated setting
Adaptations
  • [Streaming drama] The Decagon House Murders (live-action drama) (2024)
  • [Manga] The Decagon House Murders (manga)
Translations
  • The Decagon House Murders (2015, Locked Room International; tr. Ho-Ling Wong)

The Murder at the Clock Mansion

1991 Mystery

One of the representative 'House' series novels. A long-form mystery using elaborate tricks and narrative reversals; won the Mystery Writers of Japan Award (Long-form).

narrative twistlocked-roomseries detective (Shimada Kiyoshi)
Adaptations
  • [Streaming drama (planned)] The Murder at the Clock Mansion (live-action, planned) (2026)

Another

2009 Horror/Mystery

A school-set horror mystery about a curse and a chain of deaths; widely known after anime and live-action film adaptations.

cursechain of deathsschool horror
Adaptations
  • [TV anime] Another (TV anime) / 水島努 (2012)
  • [Live-action film] Another (film) / 古澤健 (2012)

The Dark Mansion Murders

2004 Mystery

A long-form entry in the 'House' series, known for its large-scale structure and elaborate tricks.

complex trickseries continuation

Bibliography

  • The Decagon House Murders (1987)
  • The Mill House Murders (1988)
  • The Maze House Murders (1988)
  • The Murder at the Clock Mansion (1991)
  • The Dark Mansion Murders (2004)
  • Another (2009)
  • Midorogaoka Tales (2008)
  • Not Human (short story collection, 2017)

Adaptations

  • 'Another': TV anime adaptation (2012), live-action film (2012)
  • 'The Decagon House Murders': Hulu streaming drama (2024), etc.
  • 'The Murder at the Clock Mansion': live-action adaptation planned on Hulu (2026)

Translations of Works

  • The Decagon House Murders (English translation: 2015, Locked Room International)
  • The Mill House Murders (English translation: 2023, Pushkin Vertigo)

Style & Themes

Literary Style
Lyrical prose that frequently uses narrative (descriptive) tricksMysteries blended with horror and fantastical elements
Recurring Motifs
Houses/mansions as closed settingslocked-room puzzlesdramatic reversals (twist endings)chains of death or curses

Health

  • Aviophobia (fear of flying)
    Tends to avoid air travel; experiences anxiety when flying.
  • Smoking habit (former heavy smoker; later switched to heated tobacco)
    Was a smoker of conventional cigarettes (Seventh Star 14mg) and later switched to heated tobacco (iQOS).

Legacy

Ayatsuji Yukito is one of the representative authors of Japanese honkaku mystery, best known for the 'House' series. His work often blends horror and fantastical elements with narrative twists. The 'House' series had cumulative circulation exceeding 7.5 million copies as of December 2024.

Academic Societies

  • Mystery Writers of Japan
  • Honkaku Mystery Writers Club

Archives

  • Ayatsuji Yukito Database 'Ayalist' (Wayback Machine archive)
  • Wikipedia entry: Ayatsuji Yukito

In Popular Culture

  • Media mix including the 'Another' anime and live-action film adaptations
  • Expansions into games, manga adaptations, and streaming drama adaptations

Quotes

  • If I had known the series would continue this long, I would have chosen a better name.
    Source: Anecdote (interview)
  • He has described Kazuo Umezu as 'the master of my heart.'
    Source: 'Session: Conversations with Ayatsuji Yukito' (p.61) (1999)

Trivia

  • Real name: Uchida Naoyuki.
  • Married to novelist Ono Fuyumi.
  • Debuted with 'The Decagon House Murders' (1987).
  • Longtime mahjong player; has achieved high ranks in mahjong events.
  • Chose the pen name with an uncommon form of the character 辻 (two dots on the shinnyou) for name-reasoning.
  • Fan of idol group Keyakizaka46 (now Sakurazaka46) and the Hiroshima Toyo Carp baseball team.
  • Has a fear of flying (aviophobia).
  • Was a smoker of conventional cigarettes and later switched to heated tobacco (iQOS).