Koichi Yajima

2020s

1. 2024
   

   Six Lying University Students

   Screenplay

2. 2023

   Yukio in Tokyo

   Writer

3. 2021

   Haruka no Hikari

   Original Story

4. 

   Only Yesterday

   Screenplay

5. 2020

   Ima da kara, shinsaku drama tsukuttemimashita

   Writer

6. 

   Wasteful Days of High School Girls

   Screenplay

   68

2010s

1. 2018

   Caseworker's Diary: Constitutional Rights, The Minimum Standard of Wholesome and Cultured Living

   Screenplay

2. 2017

   Cruel Crowd

   Screenplay

3. 2016

   Busujima Yuriko no Sekirara Nikki

   Writer

2010s

1. 2017

   Cruel Crowd

   Creator