STAR

on November 30,2018 his first solo song outside the group was released.
It is from the album FM 201.8 by Fantagio.
He said in the live that it is special to him and to always remember this date.

HAVE A NICE DAY

he first performed this self composed song 좋은 하루 되세요 in the STARLIGHT : 2nd Astroad to Seoul Concert. He once mentioned that this song is about when his friends told him to rethink being an idol but he made it here as ASTRO ROCKY to say Have A Nice Day.

WHEN THE WIND BLOWS

HIS FIRST SONG THAT MADE TO THE ALBUM!
he wrote the lyrics all by himself as seen in the credits of the song <3

the original version of 찬바람 불 때면 is uploaded in his soundcloud account.

NO, I DON'T

아니 그래 came out on June 29,2020, a digital single written by Rocky with the help of Cha Eunwoo and Jinjin in the official release, in the credits you will also see that Rocky helped in Composing and Arranging the song which basically means he participated in the whole production

The original No,I don't he made is uploaded in his soundcloud account.

SHINY BLUE

내 마음은 하늘 is his first solo ost and the 4th ost of the web drama Dok Go Bin is Updating which you can also watch on youtube and screening as a movie in Japan

You can stream it anytime anywhere so we can get more ROCKY OST in the future ^^

Recording Videos -
https://www.youtube.com/watch?v=bwV-FfFNpQY
https://www.youtube.com/watch?v=f8emxujmtXo

OUR SPRING

우리의 계절 is the second song he produced for an album. The recording behind of Our Spring is uploaded in ASTRO's youtube channel.
He also made an MV using the videos he filmed during ONE promotion and some behind the scene clips. ♡

Recording Behind -
https://www.youtube.com/watch?v=N8xe6lVySx0&t=52s

Our Spring MV by ROCKY -
https://www.youtube.com/watch?v=pmyYCUnJcOA

7 DAYS TENSION/TENSION UP

텐션업 is the first song he worked on outside his group. He's the second one being credited in the song for composing!
It is performed by girl group Weeekly for an ad.

MV -
https://www.youtube.com/watch?v=zWzO3POfAJ8

DON'T WORRY

Don't Worry is the song he released for ASTRO's 8th mini album with Cha Eunwoo. More info about how this song is created (and other songs in the album) are in this Commentary Film:

https://www.youtube.com/watch?v=ZSyRXHdGo1k&t=11s