During a cold war in Tokyo back in year 1558, Nakamoto clan lost a war to Shiigei clan. On 4/20/1588, Despite the lost, The great great ancestor of Satoshi Nakamoto, Doruggo' Nakamoto refuse to give up. He carried out his hunting activity by he himself in the wild forest of tokyo. He then stumbled upon a hidden treasure at the river called YonHyaku Ni-Ju or in English "Four-Twenty".

The treasure is shiny and futuristic looking. "Behind the scene, Satoshi Nakamoto travelled from the future and sent the treasure at YonHyaku Ni-Ju River". "His intention is to change the past of his ancestor that the Bitcoin should be forged on the Katana"

His letter from the future "Behold, I am your great great descendant from the year 2008, we are 420 years apart from each other. Underneath this compartment of treasure, you will see a Bitcoin. They're meant to be forged on the Katana and should be handled by someone in Nakamoto clan who he is worthy. This coin will bring you victory

• Your beloved descendant, Satoshi Nakamoto"