"Heavy Starry Chain" is the only single released from Tomoko Kawase's alter-ego, Tommy heavenly6 in 2007.

[citation needed] The limited edition version includes a DVD with the Heavy Starry Chain promotional video.

The music video features Tommy heavenly6 and her band in a setting that resembles a cooking show.

At some points in the video the setting is a birthday party, where Kawase is dressed accordingly.

All lyrics are written by Tomoko Kawase, all music composed and arranged by John White