I'm OK, says singer Goo Ha-ra

AlthoughGoo Ha-raof the girl group Kara collapsed during the group's concert in Japan on Wednesday, she said she is OK and wants to continue performing until next month.

While the group performed "Kara 2nd Japan Tour 2013 Karasia" in Osaka, she fainted due to fatigue and stress, and was treated by the emergency medical team.

The other members tried to console shocked fans by showing some individual gigs to fill out the concert until Goo came back onstage.

"I'm so sorry to have you worried", said Goo on her Twitter on Thursday.

"I will take better care of my body not to get sick".

She came back to Korea yesterday to take a rest.