Kim Chiu poses in bikini in birthday photo

Posted at 04/20/2013 4:04 PM | Updated as of 04/20/2013 4:29 PM

MANILA, Philippines -- In a rare move, Kim Chiu shared a photo of her wearing a bikini to welcome "another chapter" of her life as she turned a year older Friday.

Kim Chiu poses in a bikini by the beach to mark her 23rd birthday. Photo courtesy of the actress' Instagram page

Chiu, who turned 23 on April 19, took to image-sharing service Instagram to thank her loved ones and supporters.

Accompanying the photo of Chiu posing in a two-piece swimwear by the beach is the following caption:

"Another year has passed.. today ill be facing another chapter of my life.. THANK YOU everyone for being part of my 22 im soooo happy for everything that has come my way,,, a lot of things happened good and bad but im thankful because i enjoy and i've learned a lot!!! a lot!!!! thank you for all the laughters and happiness 22!!!

"I wish on my 23 will be happier and more exciting, 23 be good to me, 23 here i come, 23 im READY for you!!!!! #happy #blessed #thankful #grateful #feelsoloved salamat sa greetings!!!"

Chiu's birthday photo is seen as a rare move for the "Ina, Kapatid, Anak" star, who has been known for her wholesome image since winning the reality TV show "Pinoy Big Brother" in 2006.

Moments after it was posted, the photo made the rounds online. As of writing, it already had over 25,500 likes and over 1,700 comments.