tsubo

Etymology 1
From.

Noun

 * 1) A Japanese unit of areal measure, roughly 3.3 m2 or 35.5 ft2, equivalent to the area of two rectangular tatami mats placed side-by-side to form a square.

Etymology 2
From.

Noun

 * 1) A pressure point in the traditions of shiatsu, acupressure, and acupuncture.
 * 2) A large round studio pottery vase.