[1][2] Yu is best known for his 1977 release "Under the Banyan Tree", a Mandarin cover version of the Japanese song Kitaguni no haru [ja], and remained popular throughout the 1980s.

[6] Yu worked with Chthonic on the 2011 album Takasago Army and formally announced a return to the entertainment industry upon losing the 2012 legislative elections.

[15] In November 2008, Yu and other DPP politicians publicly protested Ma Ying-jeou's meeting with Association for Relations Across the Taiwan Strait Chairman Chen Yunlin.

[23] The Taiwan Competitiveness Forum regarded Yu Tian as a controversial figure prior to the start of his first legislative term.

[27] After Gao Jyh-peng was removed from office,[28][29] Yu Tian was named the DPP candidate for by-elections held in March 2019.

[37] Yu Tian's adopted younger brother was sentenced to death by Chinese authorities for attempting to smuggle heroin into the country in March 2005.