Japanese post issued the third series of Constellation stamps. The "Constellation" stamps collection is issued for the purpose of promotion of natural science and culture of letter writing. That's why the Constellation stamps are usually highly demanded among Japanese customers.
The current issue is dedicated to the typical spring constellations and depicts: Cancer, Leo, Virgo, Ursa Major, Little Bear, Bootes, Corvus, Corona, Canes Venatici and Ladle constellations.
