A calendar inspired by the phases of the moon.
The spiral oval shapes show moon circles from new moon to the next new moon. Japanese 24 terms used to denote the changing of the seasons also supported.
*Not suitable for writing your daily schedule. Sorry for really "lunatic" :P
You can download the optimized version for small size from here for FREE.
Printed versions were also available. A color print with phosphorescence ink give out a dim light at night. Another grayscale version printed on a tracing paper has a silent atmosphere.
Size:w 234 x h 165 in. (A2 w 594 x h 420 mm)
