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Koshirou Mikami

みかみ こうしろう

Mikami Koshirou

Profile

Gender
Male
Born
null (Yonago, Tottori, Japan)
Died
null
Nationality
Japan
Languages
Japanese

Career

Occupations
screenwriter, novelist
Active Years
1994-
Affiliations
DIPREX Co., Ltd.

Education

Tottori Prefectural Yonago Higashi High School
Country: Japan
Keio University, Faculty of Letters
Faculty of Letters
Country: Japan

Awards

Edogawa Rampo Prize
2023
Work: Soten no Tori
Result: winner

Awards & Nominations

Works

Major Works

Soten no Tori

2023 mystery novel

A long novel set in Tottori Prefecture that centers on real-life writer Tanaka Kodai and her daughter, the short-lived poet Tanaka Chidori. The story explores lost talent and the lives of people rooted in their hometown.

local historyfamilylost talenthistorymystery

Bibliography

  • Soten no Tori (2023, Kodansha)
  • Production Baby (Shosetsu Gendai, Oct 2023)
  • "Denshi no Akagami" in This Will Be My Last Job (Aug 2024, Kodansha)
  • "Fifteen Minutes" in The Seven Deadly Sins (Jul 2025, Takarajimasha)

Adaptations

  • Yokka-kan Kazoku (Four-Day Family) — NHK-FM Youth Adventure, 2024, radio adaptation (adaptation by Mikami)

Style & Themes

Literary Style
cinematic descriptive stylemeticulous plottingdetailed character portrayal
Recurring Motifs
birdsnostalgiatimelost talent

Legacy

A long-time screenwriter active across television, radio and animation, Mikami attracted attention after winning the Edogawa Rampo Prize in 2023 and debuting as a novelist. He brings a cinematic sensibility to fiction and has been praised for mystery works rooted in local history and real figures.

Trivia

  • Worked for a Tokyo-based bank system development company before becoming a full-time writer.
  • Has written scripts across TV drama, anime, games and radio drama.
  • Made his novelist debut by winning the 69th Edogawa Rampo Prize in 2023 for Soten no Tori.