This hat does not have the tag attached to it anymore but does still have the stickers on the underneath of the brim. The measurements on the tag are
Japanese Baseball Cards: March 2013
Our Yomiuri Giants Hat is officially licensed by the Nippon League, making it an ideal item for any Japanese baseball enthusiast. Crafted with a classic strapback design and detailed embroidery, this black dad hat is sure to stand out in any collection.
American Needle Yomiuri Giants Ballpark Slouch Cap
Unisex short visor hat Outdoor Baseball Cap Adjustable Tokyo Yomiuri Giants summer classic vintage printed hats sport bonnet - AliExpress
Yomiuri giants cap new - Gem
Ebbets Tokyo Giants City Series Ballcap Black – Frans Boone Store
Mr. Omnipresent': How Giants coach Taira Uematsu pursued a dream and made history - The Athletic
NEW ERA Fitted, 100% WOOL.
NEW Japan TOKYO YOMIURI GIANTS NEW ERA Baseball Cap Hat Black/ORANGE 7 5/8 FITED
With Tomoyuki Sugano sidelined, Shosei Togo continues to rise as Giants ace - The Japan Times
NPB Baseball Caps
An insider's guide to Japanese baseball – Orange County Register