Hisato Sato gave Sanfrecce a seventh minute lead before Leandro Domingues (10), Hideaki Kitajima (55) and Masato Kudo (90) replied for the league leaders.
Yokohama F. Marinos kept the pressure on Kashiwa after a last-minute Kun-Hoan Kim goal gave them a 2-1 win at home to Montedio Yamagata.
Kazuma Watanabe scored inside the opening 60 seconds to give the hosts the lead but Kohei Miyazaki's 57th minute equaliser looked to have earned Montedio a point before Kim's late effort.
Bottom side Avispa Fukuoka closed the gap to Montedio to just two points as they won only their second game of the season, beating Omiya Ardija 1-0 courtesy of a 42nd minute Sho Naruoka goal.
Third-placed Gamba Osaka picked up another win with a 3-2 victory against Vissel Kobe. Takahiro Futagawa (45) put Gamba ahead and Takashi Usami doubled their advantage after 63 minutes.
Fereira Popo (68) pulled one back for Vissel but the points were wrapped up when Gamba's Keun-Ho Lee (79) scored a third although Kang Jo Park's strike a minute later made Gamba work for the win.
Nagoya Grampus Eight recovered from conceding an early goal to beat Kashima Antlers 2-1.
Yuya Osako (2) gave Kashima the lead before goals from Joshua Kennedy (35) and Igor Burzanovic (79) turned the game in Grampus' favour.
Urawa Red Diamonds beat fifth-placed Kawasaki Frontale 2-0 with the goals coming from Genki Haraguchi (57) and Mitsuru Nagata (79).
All the goals came in the second half as Jubilo Iwata won 3-2 away at Cerezo Osaka.
Bo-Kyung Kim (49) and Yusuke Maruhashi (74) twice put the hosts ahead only for Hidetaka Kanazono and Yuichi Komano to level for Jubilo before Hiroki Yamada (80) scored the decisive goal for the visitors.
Elsewhere, Vegalta Sendai and Shimizu S-Pulse played out a 0-0 draw.