Aoba Masayoshi

Husband of Aoba Saya. He, along with Shinji and Toshiki, has bullied the protagonist in the high school years. He met Saya again in the uni and started dating her, eventually married her 5 years before the start of the game.

Due to his machinations, the protagonist's company has lost a great business deal to Aoba's company and the protagonist has lost his job and his fiancee as a result, which caused the protagonist to plot revenge against the three bullies by stealing their wives.

Later found out that after the incident with the protagonist, Masayoshi went to the deep end with his machinations that his actions become outright illegal. The fact that the protagonist used to force him into giving up Saya to the protagonist lest he face unemployment and legal prosecution.