Castlevania: Harmony of Dissonance (AKA: キャッスルヴァニア 白夜の協奏曲, Castlevania: Byakuya no Concerto, Castlevania: Concerto of Midnight Sun, Castlevania: White Night Concerto) is the 2nd work of Castlevania series on the Game Boy Advance platform, released by KONAMI in 2002. Meanwhile, it is also the first Castlevania game that was called "Castlevania" in Japan instead of "Akumajō Dracula".

Castlevania Chronicles (AKA: Akumajō Dracula, 悪魔城年代記, 悪魔城ドラキュラ) is indeed a 2-in-1 edition released in 2001 for the PlayStation console with added features (e.g. Arranged Mode) than the original work released for the Sharp X68000 home computer in 1993.

Jigsawlite is a simple, featured and easy-to-use jigsaw puzzle game making tool, which is developed based on the Adobe AIR platform, hence supports Windows, Linux and Max OS X.

As the first sequel of DemonStar: Classic, DemonStar: Secret Missions 1 (short for DemonStar SM1) has not much difference from DemonStar: Classic in essence, but with several important and notable upgrades: an enhanced version of the original engine (arcade quality graphics, sound FX) and all new levels and music soundtrack.

Castlevania: Legacy of Darkness (AKA: Akumajō Dracula Mokushiroku Gaiden: Legend of Cornell, 悪魔城ドラキュラ黙示録外伝 LEGEND OF CORNELL, Demon Castle Dracula Apocalypse Gaiden: Legend of Cornell), released by KONAMI for Nintendo 64 game console in 1999, as a prequel and extended edition of the first/last Castlevania work (Castlevania 64) on N64 platform.