Poetry on the Wall

In the eastern part of Japan, there is a country called Tokoyo, where there have been craftsmen who have been writing amulet poems on walls since ancient times, known as "Poetry craftsman".
The main character, Takeo Suga, is an 18-year-old young man who dreams of becoming a poetry craftsman.
He suddenly met the poet woman Tomomi Murakami, and the story began to move from there.

It's a perfect novel to read before going to bed, depicting the everyday life of people living there in the contemporary parallel world.