Hickory stick with a grip diameter of 0.5 inch (13 mm) and a length of 14.4 inches (365 mm).
Based on the advice of Katsuzo Susunuma, each of the scales, grips, shoulder tips.
This is a 1-3 grade stick designed to fit the size of elementary school hands.
In addition, the 3 lines display the "balance point" for easy grip guidance.