Jō (Tatami Mats, Japan) to Square Centimeters: the quick answer
To convert jō (tatami mats, Japan) to square centimeters, multiply the value by 16,200. To go the other way, multiply square centimeters by 6.17284 × 10⁻⁵ to get jō (tatami mats, Japan).
↔ Convert square centimeters to jō (tatami mats, Japan) instead