Rekishi Kaidan Sakamoto Ryōma o Mita! (2005)

A horror-documentary supervised and starring spiritual organizer Takeo Ikeda. At a shrine in Kōchi, where Sakamoto Ryōma once prayed for his ambitions, an experiment to summon Ryōma’s spirit is conducted using a special device called a "sensor box." Suddenly, everyone present, including Takeo Ikeda, witnesses the appearance of Ryōma's spirit...