Takaya Okamoto

2004

• [ ] A Perfect Day for Love Letters (Screenplay) 

2008

• [ ] 僕らの方程式 (Screenplay) 

2011

• [ ] When I Kill Myself (Writer) 

2014

• [ ] Lingering Spirits (Novel) 
• [ ] Lingering Spirits (Screenplay) 

2015

• [ ] Detective Katherine (Writer) 
• [ ] Happy Retirement (Screenplay) 
• [ ] Wife of a Kamikaze (Writer) 

2016

• [ ] Tax Inspector Madogiwa Taro: Case File 31 (Screenplay)