The Grus Coin is a Constellation coin that can be found in Valka Castle in Endless Ocean: Blue World's Ciceros Strait area. This coin can be found at coordinates B-3 in the King's Chamber to the north-western corner of the room, on the seafloor next to the bookshelves lining that entire side of the room.


  • “Grus” is the Latin word for “crane”. An alternate name, Phoenicopterus (Latin for “flamingo”) was used for a short time at one point, but it was abandoned in favor of its current moniker.
  • The constellation Grus and the constellations Phoenix, Tucana, and Pavo are collectively known as the “Southern Birds”.
  • Along with its fellow birds, the Grus constellation is bordered by several other constellations in the night sky:


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