My younger sister found this piece of info on Twitter among the people she follows
Ohno will release a solo song called ユカイツーカイ怪物くん (Yukaitsuu Kaibutsu Kun) on 7th July on the same day as To be free
It's the very same song that was sung by him during his Kaibutsu-kun drama
http://www.ntv.co.jp/kaibutsukun/music.html
it's a physical single & the single will cost 500 Yen which's the song itself & the instrumental
man JStorm , you're a bloodsucker LOL