1122

1122 is a plate number for the wedding couple, it is basically read as
いい夫婦「いいふうふ」
it comes from older 発音 of Japanese number which was:

1 　　2 　3 　4 　　5 　　6 　　7 　8 　　　9 　　10
ひ　ふ　み　よ　いつ　む　なな　や　ここの　とう

ax