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Seiji Midorikawa

みどりかわ せいじ

Midorikawa Seiji

Aliases: 湯川聖司
Pen Names: Seiji YukawaEarly pen name used for some mystery short stories

Profile

Gender
Male
Born
Kishiwada, Osaka, Japan
Nationality
Japan
Languages
Japanese

Career

Occupations
Novelist, Children's literature author, Mystery writer
Active Years
1996-
Nominations
8th Sogen Mystery Short Story Prize — Finalist ("Invisible Malice")

Education

Osaka University
Country: Japan
Belonged to a mystery study group during university

Awards

Long-form Children's Literature Newcomer Award (Japan Children's Literature Association)
2003
Work: Let's Go to the Library on a Sunny Day
Category: 佳作
Organization: Japan Children's Literature Association
Result: 受賞(佳作)

Awards & Nominations

Works

Major Works

Let's Go to the Library on a Sunny Day

2003 Children's literature

A children's novel set in a library, depicting friendship, growth, and mysterious events surrounding the library.

librariesfriendshipcoming of agemystery

Following Ghost Stories: The Black Book

2010 Ghost stories / Horror (for children)

A collection of ghost story short pieces for children, portraying eerie elements hidden in everyday life with an accessible tone.

ghost storieseveryday eerinessbooks

Library Ghost Stories: The Devil's Book

2021 Children's horror

A volume in the library ghost-story series, collecting short tales where mystery and fear intertwine.

schoollibraryghosts

Seven Wonders Shrine

2019 Children's mystery / ghost stories

The first in a children's series centered on a shrine and local legends, blending supernatural events with lessons.

folkloreshrineadventure

Occult Club and the Cursed House

2023 Children's mystery / horror

A 'mystery novel' featuring an occult club, combining puzzle-solving elements with horror.

occultclub activitiespuzzle-solving

Bibliography

  • Let's Go to the Library on a Sunny Day
  • A Small Miracle: Let's Go to the Library on a Sunny Day 2
  • Following Ghost Stories: The Black Book
  • Never-ending Ghost Stories: The Red Book
  • Library Ghost Stories: The Devil's Book
  • Seven Wonders Shrine
  • Occult Club and the Cursed House
  • Beast Academy! Animal Panic: Escape the King of Beasts, the Lion!
  • Creepy When You Understand: Scary Library

Style & Themes

Literary Style
Accessible, friendly narration for childrenPaced storytelling incorporating mystery devicesToning down horror elements to be suitable for younger readers
Recurring Motifs
libraries and booksschools and club activitiesghosts and folklorethe uncanny within everyday life

Legacy

An author of many children's ghost-story and mystery works who established approachable supernatural and puzzle elements set in familiar settings such as libraries and schools. Recognized through a newcomer award and appearances in mystery anthologies.

Academic Societies

  • Japan Children's Literature Association (associated)

Archives

  • National Diet Library (holds works)
  • Authority data such as VIAF / NDL

In Popular Culture

  • Regular author in children's ghost-story and school-ghost genres

Trivia

  • Some early short stories were published under the name Seiji Yukawa.
  • Operates an official Twitter (X) account (@midorikawa_se).
  • Has published many children's ghost-story series.