Murakami Shingo of Kanjani∞ will play a supporting character in Aiba Masaki's first lead drama, My Girl. He will play the daycare teacher where Masamune's (Aiba's character) daughter Koharu stays at. His character's name will be Shibata Tomoya.
There are more details on My Girl's OHP (see source 2) and the comments of Aiba and Hina upon knowing they'll be co-stars.
source 1 source 2
it was initially rumored to be tsubasa of tackey and tsubasa but then changed into hina and now it's confirmed!