Cloudy Hut Filmes
- 2014
Her Brother
Her Brother52014HD
Spin-off short story of the "Senritsu Kaiki File Kowasugi!" series, which is set after FILE-05.
- 2017
Simokita 2014
Simokita 201452017HD
Spin-off short story of the "Senritsu Kaiki File Kowasugi!" series, which is set after FILE-06.
- 2015
Rest
Rest32015HD
Spin-off short story of the “Senritsu Kaiki File Super Kowa Too!” series, which is set after FILE-01.
- 2015
Message From Beyond
Message From Beyond42015HD
A short film following Senritsu Kaiki File Kowasugi! The Final Chapter.
- 2014
Kudo's Secret
Kudo's Secret4.52014HD
Spin-off short story of the "Senritsu Kaiki File Kowasugi!" series, which is set after "Kowa Too!" FILE-01.
- 2012
To The Other Side
To The Other Side62012HD
Spin-off short story of the "Senritsu Kaiki File Kowasugi!" series, which is set after FILE-02.
- 2015
Please
Please82015HD
Spin-off short story of the "Senritsu Kaiki File Super Kowa Too!" series, which is set after FILE-02.
- 2014
Mystery Man
Mystery Man62014HD
Spin-off short story of the "Senritsu Kaiki File Kowasugi!" series, which is set after FILE-04.
- 2012
GOOD-BYE
GOOD-BYE52012HD
Spin-off short story of the "Senritsu Kaiki File Kowasugi!" series, which is set after FILE-03.