Holders Kashima Antlers and J. League archrivals Urawa Reds both crashed out of the Emperor's Cup with fifth-round defeats on Saturday.
Kazuki Hara scored the winner in the dying seconds of extra time as Shimizu S-Pulse knocked out Kashima with a 4-3 win, while Yokohama F. Marinos eliminated Urawa 6-5 on penalties after both sides failed to break a 2-2 deadlock after extra time.
At Kashima Stadium, the home side appeared on course for victory and a spot in the quarterfinals after goals in each half from Chikashi Masuda and Marquinhos canceled out a first-half opener from Akihiro Hyodo.
But the visitors equalized against the run of play through Masaki Yamamoto, who rifled home a sizzling mid-range shot in the 85th minute to send the match into extra time.