READ: Kristoffer Martin admits that the past year has been tough on him

Former Victor Magtanggol star Kristoffer Martin reflected on social media the challenges he encountered these past few months.

LOOK: Kristoffer Martin turns the heat up with his sexy IG photos

In an Instagram post to commemorate his 24th birthday, Kristoffer described the past year as 'tough,' but this experience made him a lot 'stronger' and 'wiser.'

“23, you've been tough on me. But you made me stronger and wiser. Happy birthday self, proud ako sayo. #24”

Several celebrities like Gabby Eigenmann, Rodjun Cruz and Diva Montelaba took to Instagram to personally greet Kristoffer on his birthday.

The Kapuso heartthrob and his non-showbiz girlfriend are currently in Japan for a much-needed vacation.