Vegalta Sendai saw their lead at the top of the J.League table shrivel to two points going into the international break after suffering a stinging 3-2 stoppage-time defeat at the hands of Kawasaki Frontale on Saturday.
Kawasaki target man Takuro Yajima headed home the last of five goals in the 92nd minute at Todoroki Stadium, where Makoto Teguramori's men lost for just the second time in 13 games this season.
Second-place Sanfrecce Hiroshima improved to 25 points after bullying Consadole Sapporo 3-1 away, with Jubilo Iwata trailing by another point following their 4-0 home win over Omiya Ardija.