Castlevania, Donkey King, and Mega Man 4 will release in Japan next week for 3DS Virtual Console. Each game will cost ¥500 a piece. Donkey Kong and Mega Man 4 are the original Famicom versions, and Castlevania is the Japanese Famicom Disk System version. The titles have yet to be confirmed for release on 3DS outside of Japan. Via CVG.