I have been trying to separate two very different questions that often get collapsed into one: “What is the auction record for this design?” and “What kind of impression is the print in front of me?” The recent Great Wave results make that distinction unusually clear.

A Great Wave sold at Sotheby’s Hong Kong for HK$21.725 million (about US$2.8 million) on 22 November 2025, slightly above the US$2.76 million Christie’s New York result from March 2023. Those numbers are useful market history, but they are not a price guide for an unsigned, framed, inherited, or online-listed copy. The design exists as early impressions, later Edo printings, Meiji-era reprints, twentieth-century recuts, modern hand-printed editions, offset reproductions, posters, and images on almost every imaginable object.

Here is the checklist I now use before I let an auction headline influence my expectations.

1. Identify the object before evaluating the image.
Is it actually a woodblock print, or is it an offset/lithographic reproduction? Under magnification, a modern printed reproduction may show a regular dot or rosette pattern. A woodblock impression can show pigment sitting differently in the fibres, slight variation within colour areas, and evidence of pressure. None of those clues alone proves age, but they help establish the printing method.

2. Record the full sheet, not only the famous design.
Margins, publisher seals, censor seals, series cartouches, registration, trimming and paper dimensions can matter as much as the central image. A heavily trimmed sheet can remove exactly the evidence needed to distinguish states. If a print is framed, photographs of the front and back outside the frame are much more useful than a distant wall shot.

3. Distinguish “original design” from “early impression.”
Both phrases are easy to misuse. A design first published in the Edo period may have been reprinted later from the original blocks, or recut from new blocks in the Meiji, Taisho, Showa or contemporary period. Wear in fine lines, changes in colour, altered seals and differences in bokashi can help, but comparison should be made against documented impressions rather than a generic web image.

4. Treat condition as part of identification.
Fading can turn a once-strong palette into a completely different-looking object. Backing, mat burn, foxing, wormholes, thinning, tears, folds, stains and restoration all affect value. Backing can also conceal the reverse, where colour penetration, paper texture and repair become easier to read. “Old-looking” paper is not, by itself, evidence of an Edo printing.

5. Read Japanese sale language literally.
Later printings are not automatically deceptive or undesirable. Japanese listings may identify a piece as 復刻 (reproduction/reissue), 後摺 (later impression), 木版画 (woodblock print), 浮世絵 (ukiyo-e), or use a studio/publisher name such as Adachi, Unsodo or Yuyudo. The seller’s use of 江戸 or 真作 deserves supporting evidence; it should not replace it.

6. Use auction records as comparables only after matching the state.
The record-setting sheets were catalogued, examined and described in detail. Their prices reflect impression quality, colour, condition, provenance, rarity and the particular sale. A documented early Great Wave impression and a well-made modern Adachi recut can both be worthwhile objects, but they belong to different markets.

I assembled the major Hokusai, Utamaro, Sharaku, Hiroshige and Hasui auction results, plus a terminology table for Japanese listings, in a longer ukiyo-e auction-record and buying reference. Disclosure: I wrote that piece for OneMall, a Japan proxy-shopping service; the auction sources are identified in the article, while marketplace examples should be treated as listings rather than authentication.

For members who routinely identify impressions: which single photograph or measurement do new owners most often omit? My guess is the unframed reverse, followed by the complete margins.