Did Japan market Bluebirds come in 4 door?
https://www.facebook.com/commerce/listing/370392184678464/?media_id=4&ref=share_attachment
That's quite the ask. It's a nice car, silver over red 4dr, but $50k nice? If not on FB (like me), maybe you can see it at this link:
https://m.facebook.com/groups/1421692238052095
Fwiw, the cactus green rhd converted 2dr "Bluebird tribute" that cleaned up at JCCS in 2019 is arguably nicer but only pulled $46k on BAT.
https://bringatrailer.com/listing/1972-datsun-510-50/