Japanese Literary Awards

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Mizune Koike

こいけ みずね

Koike Mizune

Profile

Gender
Unknown
Born
1991-01-01 (Tokyo, Japan)
Nationality
Japan
Languages
Japanese

Career

Occupations
Novelist, Magazine editor
Active Years
2020-
Nominations
Mishima Yukio Prize — Nominated ("Iki" / '息', 2023), Noma Literary New Writers' Prize — Nominated ("Iki" / '息', 2023), Mishima Yukio Prize — Nominated ("Anata no Na" / 'あなたの名', 2025)

Education

Keio University
Faculty of Policy Management
Country: Japan
Worked as a lifestyle magazine editor while pursuing literary activities.

Awards

Shincho New Writers' Prize
2020
Work: Wakaranai Mamade
Organization: Shinchosha
Result: Winner
Kawai Hayao Monogatari Prize
2025
Work: Anokoro no Boku wa
Organization: Kawai Hayao Cultural Foundation
Result: Winner

Awards & Nominations

Works

Major Works

Iki

2023 Novel (title story and collected works)

Her first single-volume book centered on the title piece "Iki". It is characterized by delicate depictions of family, the body, and memory.

lossmemoryfamilythe bodyeveryday life

Novel: Hello, Mother

2023 Novelization

A novelization of the film "Hello, Mother". The film's story is reworked into novel form.

familyreunion
Adaptations
  • [Film] Hello, Mother

Anokoro no Boku wa

2024 Novel / Short stories

A volume compiling works first published in 'Subaru'. The pieces focus on youth and the shifts of self.

youthmemoryidentity

Wakaranai Mamade

2020 Short story

Debut piece that won the 52nd Shincho New Writers' Prize. A short story depicting inner turmoil and interpersonal tensions.

interior liferelationshipsuncertainty

Bibliography

  • Iki (single-volume book)
  • Novel: Hello, Mother (novelization)
  • Anokoro no Boku wa
  • Wakaranai Mamade (short story)
  • Anthology contribution: "Moon Desert" (Best Essay 2022)

Adaptations

  • Novel: Hello, Mother — Novelization of the film "Hello, Mother"

Style & Themes

Literary Style
delicate, restrained prosefocus on psychological descriptiontendency to use understated metaphor
Recurring Motifs
lossthe bodymemorydiscrepancies in everyday life

Legacy

Recognized as an emerging writer; through awards and nominations she has brought fresh perspectives to contemporary Japanese literature.

In Popular Culture

  • Active on X (formerly Twitter) for outreach and reader interaction

Quotes

  • Depicting the gap between the world and oneself.
    Source: Conversation in 'Subaru' (Mizune Koike × Naoki Matayoshi, Dec 2024 issue) (2024)

Trivia

  • Debuted in 2020 after winning the 52nd Shincho New Writers' Prize with 'Wakaranai Mamade'.
  • Graduated from Keio University's Faculty of Policy Management.
  • Has worked as a lifestyle magazine editor while pursuing literary activities.
  • Maintains an official social media presence on X.