孔
あな
(partitioned) box (type of floor seating in a traditional Japanese theatre), good place not many people know about, well-kept secret, hiding place, hideout, gap (left by a missing employee, team member, etc.), vacancy, opening, upset victory (with a large payoff), long shot, dark horse, deficit, shortage, (financial) hole, loss, hole, opening, orifice, perforation, pit, hollow, cavity, hole (e.g. in the ground), burrow, den, lair, holt, hole, flaw, fault, defect, weak point, hole (in a theory, plan, etc.), loophole