Sora no Kane no Hibiku Hoshi de

is a Japanese light novel series written by Soichiro Watase, with illustrations by Minako Iwasaki. The series began publication on December 10, 2003 by ASCII Media Works under their Dengeki Bunko publishing imprint.

Synopsis
The ringing of the bell from the blue moon, the "auspicious pillar" floating in the sky...

In a particular season of the year, melodies similar to bell rings could be heard throughout the planet. A gigantic, floating pillar exists in this world, which is known as the "auspicious pillar." It has been rumored that around midnight, the figure of a young girl would appear near parts of the "auspicious pillar."

To investigate this rumor Ferio decides to pay the pillars a visit and in front of him appears a young girl who is oddly dressed.

History is written through the encounter of the boy and girl.