This is a proposal for measures for Japanese-style rooms where the intense sun shines in the summer. Using the new product “Shoji paper that blocks light”, it blocks 99% of sunlight and has a heat shielding effect of about 20%. It is very effective as a suppression of. It can be sold in units of one, and the size is 94 x 215 cm. No spraying is required, but you can install it in the same way as regular shoji paper. Please try it if you are suffering from strong sunlight.