This "bookmark light" is the stylish bookmark that a cool electronic circuit was printed, but transforms into an mini-light when folded. Special film is used for this, and a described electric circuit is buried with thin LED and nanoparticles ink. Its appearance is simple transparent bookmark, but when users bend it and sandwich the lithium coin battery, thin LED lights turn on. You are not troubled in reading if you use this in the dark places, and furthermore, you can use it as a normal bookmark in the bright places. The price is 1,728 yen, and design brand Kyouei design, the maker of this sells this for the foreign countries for 16 dollars. Web shop is here.
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