Spin Gear Goen Precision Top Made by a Small Factory in Tokyo Top Top, 24.8mm Diameter, (Goen + Plus)

*5 yen coin not included. This precision-machined top is a project by Spin Gear and manufactured by Mitsumi Seisakusho, a small factory in Katsushika Ward, Tokyo. The shaft has been extended and a steel ball has been added to the tip. This makes it more resistant to tilt and allows it to spin for longer. This precision top is machined from a single piece with a diameter of 24.8 mm. If you bring a 5 yen coin, the coin will act as a weight and the spinning time will be extended even further. The spinning top itself is made with great precision, and may not be able to accommodate individual differences in the 5 yen coins. The size of Showa and Heisei era spinning tops may differ slightly, so try to find the right 5 yen coin. Depending on the individual 5 yen coin, it may not come out if you try to push it in with your finger. Avoid coins that fit too tightly, and play with coins that fit easily by placing them lightly on the table. The aluminum body is designed to spin smoothly and comfortably. The average spinning time is 2-3 minutes. It's not a top designed to be spun for long periods of time, but it's light and easy even for children to spin. We hope you'll enjoy playing with it. This precision-machined top, produced by Mitsumi Seisakusho, a small factory in Katsushika Ward, Tokyo, is a spinning top designed by Spin Gear. A 5-yen coin adds weight to further extend the spinning time. It's the perfect souvenir from Japan, especially Tokyo. The tip is designed to spin even with a 5-yen coin. Enjoy playing with it on the train or airplane. This top combines the traditional auspicious charm of tops with the pun on the Japanese word for good fortune and five yen. It makes a wonderful gift, wishing for continued good fortune and success in work and academics. While we found the aluminum body's light spinning feel "satisfying," we have not intentionally produced it as a long-spinning model. The idle spinning time is approximately 2-3 minutes. Please understand that this is not a "precise top" that will last a long time, as its spinning time is greatly affected by the location and the spinner's skill. Not only does the 5-yen coin gimmick make it a great choice, but the top itself is also lightweight and spins with little effort, making it ideal for children. ■Behind the Scenes The spinning top is so precise that it was discovered that the size of the 5 yen coins from the Showa and Heisei eras is slightly different. The product comes with an unused 5 yen coin from the Heisei era that fits perfectly. Because it is made so precisely, the individual 5 yen coins Depending on the difference, it may not come off when you push it in with your finger. Just place it lightly and play with it. If the center hole is positioned correctly, it will fit in and come out easily, but if the hole position is misaligned to a level that is not visible to the naked eye, it may get stuck.