Robert Cullen

Cullen is a forward, Cullen made his senior football debut for Júbilo Iwata on 5 May 2004, Oita Trinita being the opponent. Cullen started training in the youth ranks at Kashiwa Reysol before eventually joining the team at Ichiritsu Funabashi High School. After his graduation, he signed with Jubilo Iwata in 2004. Although mostly limited to substitute appearances and the occasional league cup start in his rookie year, big things were expected of Cullen as he matured and gained experience playing with such seasoned professionals as Masashi Nakayama and Toshiya Fujita. He left Júbilo in 2010 to join Roasso Kumamoto of J2 League. In January 2011 it was announced that Cullen joined Dutch Eredivisie club VVV-Venlo, best known in Japan for featuring another Japanese, Maya Yoshida, and having been Keisuke Honda's first European club. In July 2018, Cullen signed for English non-league side Leatherhead FC.

In 2005, Cullen selected Japanese citizenship in order to be able to play for the Japan national team. He was a member of the Japan national U-20 team which played in the 2005 World Youth Championship held in the Netherlands. He played all 4 matches. In February 2012 it was reported that Michael O'Neill had contacted Cullen with a view to convincing him to play for the Northern Ireland national team.