JOINT is Mami Kawada's 5th maxi single under Geneon Entertainment and it's scheduled to be released on October 31, 2007. The title track will be used as an opening theme for the second season of Shakugan no Shana. The B-side song entitled triangle will be used as the ending theme for the same anime. It reached #9 in the Oricon weekly charts making this as Kawada's most successful single to date although not totally beating the total sales of her second single Hishoku no Sora. It has 15,949 copi… (More on Joints)