Koji Igarashi is a Japanese video game producer, programmer, writer, and creative director. In 2009, he was chosen by IGN as one of the top 100 game creators of all time.

Castlevania: Harmony of Dissonance is a 2002 action role-playing game developed by Konami Computer Entertainment Tokyo and published by Konami for the Game Boy Advance. Part of Konami's Castlevania video game series, it is the second installment of the series on the Game Boy Advance. It was released in Japan in June 2002, in North America in September 2002, and in Europe in October 2002.