One (1) 100 mon coin
Japan, ca 1835
Obverse image: Vertical Kanji characters.
Obverse Text: Romanization: TEN / PO / TSU / HO (Translation: Tempo Treasure)
Reverse Image: Vertical Kanji characters.
Reverse Text: Romanization: TO / HYAKU (Translation: Value 100).
Edge: Smooth rim with validation mark at left and right