When was the song “Girlfriend inst” released by Crystal Kay?

The song Girlfriend inst was released in 2009, on the album “After Love ~First Boyfriend~/Girlfriend - Single”.

Who composed the song “Girlfriend inst” by Crystal Kay?

The song “Girlfriend inst” by Crystal Kay was composed by sty.

sty

［インストルメンタル］

When was the song “Girlfriend inst” released by Crystal Kay?: The song Girlfriend inst was released in 2009, on the album “After Love ~First Boyfriend~/Girlfriend - Single”.
Who composed the song “Girlfriend inst” by Crystal Kay?: The song “Girlfriend inst” by Crystal Kay was composed by sty.