SINGAPORE, Jan. 2 -- Singaporean Mandopop star JJ Lin has broken his silence on what he describes as "premeditated and coordinated smear campaigns" after confirming his relationship with Chinese influencer Annalisa, marking the first time in his 22-year career that he has publicly acknowledged a partner.

The 44-year-old singer surprised fans on December 29 when he shared a photo on social media showing himself with Annalisa and his parents while celebrating his mother's 70th birthday. The post quickly drew intense online attention - and scrutiny - with Annalisa, also known as Qiqi, reported by various outlets to be aged 23 or 24.

Two days later, on December 31, Lin posted a reflective year-end message that, while largely focused on the ...