Official Baseball Rules 2024 Edition, approximately 100 pages. - Title: 2024 Official Baseball Rules - Editor: Nippon Professional Baseball Organization - Publisher: Asahi Shimbun, Mainichi Shimbun - Number of pages: Approximately 100 pages This item has been stored at home, so please understand. For baseball enthusiasts. A must-see. Brand new, unused. I think it will be very helpful for studying. I received it from an acquaintance. It will undoubtedly be a great help when teaching children the rules. We strive for speedy shipping. For those who can make good use of it. A must-see for those aspiring to be umpires.