一いっ天てん地ち六ろく

noun

die; dice

Archaic term for dice, literally 'one heaven, six earth', referring to the one and six pips on a die. Not used in everyday speech; modern Japanese uses サイコロ.

• 「一いっ天てん地ち六ろく」は、サイコロの古ふるい呼よび名なの一ひとつだ。

  'Ittenchiroku' is one of the old names for dice.