It is a notebook to write letters in the waves. In the first half and the second half of the note, the design is slightly changed to express the passage of time.

Halftone color silver is used for the body paper. Color kraft paper that is hard to see through and has a calm texture. Light gray with the image of night. You can write beautifully with colored ink.
In addition, the front cover of the night expresses the light by stamping the foil.

The motif of the back cover is related to the lighthouse such as Fresnel lenses and light bulbs.
The door is an index page with a nautical chart as a motif. (Common for day and night)
For the cover paper, a textured paper is used to evoke the outer wall of the lighthouse.
A slim notebook that is smaller than the A5 and easy to carry.