The first "Castlevania" game to feature 3D computer graphics began development in 1997 on the Nintendo 64 by Konami Computer Entertainment Kobe (KCEK) as "Dracula 3D". Like most of its predecessors, it was an action-adventure and platforming game. It was eventually released as "Castlevania" in 1999 and received an expanded version titled ' during the same year. KCEK's last "Castlevania" game was the acclaimed ', released as a launch title for the Game Boy Advance in 2001. "Circle of the Moon" was the first entry to feature Metroidvania gameplay since "Symphony of the Night". Igarashi, who was not involved with the game, was critical of "Circle of the Moon". In 2002, he retconned "Castlevania Legends" (1997) and the games developed by KCEK from the series' chronology due to story conflicts, which was met with some resistance from fans. After KCEK was dissolved during 2002, the Game Boy Advance received a second installment, ', now produced by Igarashi and developed by Konami Computer Entertainment Tokyo (KCET). Starting with "Harmony of Dissonance", the Japanese games adopted "Castlevania" as the title for a brief period. According to Igarashi, the developers did this since Count Dracula is not always the main antagonist. This continued with ' (2003), a 3D title developed as a new starting point for the series. Konami eventually returned to the title "Akumajō Dracula" with the Japanese release of 2005's ' for the Nintendo DS. "Dawn of Sorrow" and "Portrait of Ruin" (2006) introduced a new art style in hopes of broadening the player demographic and preventing younger Nintendo DS owners from being put off by Ayami Kojima's art. This discontinued with ' in 2008.