NEC Interchannel
Littlewitch
Visual Novel
Dreamcast, PC (Microsoft Windows)
Single player
Text
PC (Microsoft Windows) - Dec 17, 2002
Dreamcast - Jun 26, 2003
Shirotsume Souwa Extra: Christmas of Mr.Tsunagawa's Family (Japanese title - translated)
Short, stand-alone side-story available for free from Littlewitch's website. It was directly included in the Dreamcast version of Shirotsume Souwa
