Insulting Jubilo Iwata supporters banner directed at Shimizu S-Pulse's Iranian coach mars derby Jubilo Iwata administration apologise after fans unveil insulting banner directed at opponents Iranian coach during Shizuoka derby Jubilo Iwata has made a public apology to Shimizu S-Pulse and their Iranian coach Afshin Ghotbi after home fans unfolded a banner reading: 'Ghotbi, stop producing nuclear we