However, Okamoto pocketed the money and never did anything about the situation. When Arima Harunobu encountered Honda Masazumi during his obligatory visit to Edo, he learned that Honda was unaware of Harunobu's dealings with Okamoto. Furious with Okamoto, Arima presented the case to Tokugawa Ieyasu. Ieyasu immediately imprisoned Okamoto; further investigation revealed that Arima had various other dealings with Okamoto and they were involved in a conspiracy to assassinate the Bugyo of Nagasaki. In the end, Okamoto was to sentenced to death by fire, while Arima was stripped of his holdings and exiled to Kai Province.