Mandopop duo By2 recently attended an awards ceremony in China.
Dressed to the nines, the twin sisters certainly got plenty of attention at the event.
Thai artiste Pirat "Mike" Nitipaisalkul, better known as Mike D. Angelo, was seated beside Yumi and was pictured checking her out.
Yumi had posted an Instagram photo of them at the event and netizens were quick to point out that Mike was looking at her chest.
Mike D. Angelo, 27, is part of Thai pop duo Golf & Mike, the other half of which consists of his brother, Pichaya "Golf" Nitipaisalkul.