Tsubo (Japan) to Square Miles: the quick answer
1 tsubo = 1.27637 × 10⁻⁶ mi²
1 tsubo (Japan) equals 1.27637 × 10⁻⁶ square miles
To convert tsubo (Japan) to square miles, multiply the value by 1.27637 × 10⁻⁶. To go the other way, multiply square miles by 783,471 to get tsubo (Japan).