| 摘要 |
PROBLEM TO BE SOLVED: To provide a cap enabling the use of an illumination device while wearing the cap, dispensing with the exchange of the cap and the illumination device and protecting the head with the cap in night fishing. SOLUTION: A transparent window 4 is opened on the visor 3 attached to the circumference of a cap body 2 and the window 4 is made to be closeable with a covering member 5 attached to the upper part of the visor 2.
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