Fujitsu Corporation

Katsuhiro Atsuma

Masato Wakamura

The disclosed protective bag contains an air-permeable bag, a photoreflecting material, and a photocatalytic material, where the photoreflecting material and the photocatalytic material are provided on an outer surface of the air-permeable bag. For example, an embodiment where the air-permeable bag has concave parts formed on the outer surface thereof, an embodiment where the photoreflecting material is colored fibers, and an embodiment where photoreflecting material contains first photoreflecting particles having a volume average particle size of 100 &#x3bc;m to 200 &#x3bc;m, and second photoreflecting particles having a volume average particle size of 1 &#x3bc;m to 5 &#x3bc;m are preferable.

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Kawasaki, Japan

Katsuhiro Atsuma