1871, 48 mon brown, earliest printing, plate I, a vertical pair, positions 15-23, tied by large "Saikyo Kensazumi" to the reverse of cover, slightly reduced at top and left, to Osaka.
Framed vermilion "year of the monkey 3rd month 25th day / Saikyo postal bureau", or Meiji 5.3.25 (2 May 1872). Circular framed hakoba-in "tera" (寺) of Teramachi letter box.
A pleasing and scarce cover, further enhanced by the presence of the Teramachi letter box marking.
Rate: Up to 25 ri distance = 1 sen, second rate period.