Multicast Shogi

With one tablet, two people can play, or two devices can connect with a local network using WIFI. * There is no computer player. Using WIFI at home, multiple devices can play the 'Shogi' together. Using multicast communication in a local network, more than two devices can be connected, but only two people can play. The other can view the match. * Only communication can be possible within the same local network. * At public WIFI area, these kinds of communication is blocked, so please enjoy at home.