Currently, Minwoo is in the band TRAX which stands for Typhoon of the Rose Attack on X-mas. The members are: Typhoon (Jay Kim) the vocalist, Rose (No Minwoo) the drummer and guitarist, Attack (Kang Jung Woo) the bassist, and X-mas (Kim Jung Mo) the guitarist. TRAX's producer is YOSHIKI, former member of the Jrock band, X Japan.

Are you Ready? was composed by Minwoo and was released on their 2nd Korean single "Scorpio".

End of the World was written and composed by Minwoo and was released on their third Japanese single "Blaze Away".

Vampire was written and composed by Minwoo and was released on their second Japanese single "Rhapsody".

And the song that Minwoo is widely known for is Over the Rainbow. Over the Rainbow has two versions, a rock version and a piano version. It was written and composed by him. Over the Rainbow was released on their 2nd Korean single "Scorpio" as well with Are you Ready?.