04-29-2024 05:03 PM
04-29-2024 06:43 PM - edited 04-29-2024 09:31 PM
The Shimazu mon (crest) is:
I searched for the mark on google images/google lens. This is your picture, cleaned up a bit.
The mark is 九谷 , which means Kutani.
and found these:
https://orientalantiques.co.uk/uncategorized/japanese-porcelain-marks/
Kutani 九谷 – generic mark on Kutani-yaki porcelain and ceramics
https://www.ebay.com/itm/394936174548
Antique Japanese, Kutani Tsukuru, Meiji Period Hand Painted Bottle Vase, 7"
https://www.ebay.com/itm/386969315244
Sake Cup Guinomi Old Choko Kutani Ware Different Patterns 2 Customers Colored Pi
I'm afraid that you would need more documentation that just a handwritten note to prove the provenance that this belonged to the head of the Shimazu family at some point.
04-30-2024 01:31 AM
There are also honorific marks to take into account.
05-02-2024 02:21 PM
I agree @lacemaker3 .
If the piece was made for someone (or a family) of great importance, you'd expect that prestigious origin to be reflected in the/a mark.
Regardless of the provenance, it's very nicely done.