Sogahata was born in
Kashima on 2 August 1979. He joined
J1 League club
Kashima Antlers based in his local from youth team in 1998. He debuted against
Avispa Fukuoka on 8 May 1999 and played several matches until 2000. Although he could not play many matches behind
Japan national team player
Daijiro Takakuwa until 2000, Sogahata played in semifinals and
final at
2000 J.League Cup and Antlers won the champions. He was also selected New Hero Awards. In 2001, he became a regular goalkeeper instead Takakuwa and Sogahata played as regular goalkeeper for long time. Antlers won the champions
2001 J1 League for two consecutive seasons. In
2002 season, he was selected Best Eleven award. Antlers also won the champions in
2002 J.League Cup. In 2007, Antlers won the champions in
J1 League for the first time in six years. Antlers also won the champions in
2007 Emperor's Cup. Antlers won the champions in J1 League for three consecutive seasons (
2007–
2009). From 2010 season, Antlers won the champions
2010 Emperor's Cup,
2011 and
2012 J.League Cup. He also played all matches from 2008 season to 2014 season. In 2017, Antlers gained new goalkeeper
Kwoun Sun-tae and Sogahata battles for the position with Kwoun Sun-tae. However Sogahata could not play many matches behind Kwoun Sun-tae from 2017. ==International career==