envocat Posted October 28, 2020 Report Posted October 28, 2020 Hello all, i've a fairly simple question (i hope). The hamon on this piece is consistent throughout the entire blade apart from this area here where it seems to vanish nearer the ha, is this normal or should i be concerned? I figured that perhaps it was sharpened poorly at some point. Thanks in advance, Quote
ROKUJURO Posted October 28, 2020 Report Posted October 28, 2020 George, this looks like a feature caused by polishing or indeed by incompetent 'sharpening'. Technically, there is no way to produce a YAKIBA like that. To say more, we should know details about the blade: type, age, HADA, a.s.o. 1 Quote
envocat Posted October 28, 2020 Author Report Posted October 28, 2020 Here's the entire blade if it's of use (left blade). I haven't actually received it yet so i can't take any more photos myself. The seppa are a mess, seem to be a hodge-podge of materials, all recent additions. I don't think the habaki is original either, it seems wonky. Quote
envocat Posted October 28, 2020 Author Report Posted October 28, 2020 Thank you Rokujuro, much appreciated input. The blade was sold as an "17/18th century mumei", that much i can agree with. I can't see much of the hada from the photos but it looks present, i mean there's certainly something there. Apologies, i should've included these photos in the OP There also appears to be a small kizu but i can live with that. Quote
16k Posted October 28, 2020 Report Posted October 28, 2020 Do you mean the clearer steell line underneath the Hamon? If so, I have seen that already. In my opinion, it comes from two possible sources. Either someone tried to sharpen the blade after the polish with grinding stones (that’s the most dangerous solution as it might have changed the ha geometry) or it could simply be the result of the blade having been used to cut stuff. The jizuya is cosmetic, and if used for tameshigiri, it might fade where the blade was in contact regularly with the cut surface. If so, not a serious deal. 3 Quote
envocat Posted October 28, 2020 Author Report Posted October 28, 2020 Thanks Jean, yes i mean the transition from hamon to clearer steel. I think you're right about it being sharpened, i'll have to take a better look when i receive it, i'll likely be back with more questions and better photos. This is my first katana, prior to this i'd only dealt with tanto and some urushiware so it's a tad overwhelming. Quote
Moley Posted October 28, 2020 Report Posted October 28, 2020 Des it run the length of the blade ? On both sides ? Quote
envocat Posted October 28, 2020 Author Report Posted October 28, 2020 I don't have many photos to go off but from what i've seen it's only on the last quarter of the blade, towards the kissaki. The other side seems healthy and consistent along the full length of the blade. Quote
Shugyosha Posted October 28, 2020 Report Posted October 28, 2020 What JP said. Also it might just be from a tight saya scuffing that area as the sword is drawn out and put back in the scabbard. It might get more of that if it's used as an iato. 3 1 Quote
16k Posted October 28, 2020 Report Posted October 28, 2020 On 10/28/2020 at 11:22 AM, Envodas said: I don't have many photos to go off but from what i've seen it's only on the last quarter of the blade, towards the kissaki. The other side seems healthy and consistent along the full length of the blade. Expand The last quarter of the blade would point towards tameshigiri as this is the part that is in contact with the object to be cut. Moreover, I think the blade is in old polish, so that’s not very surprising. 2 1 Quote
envocat Posted October 28, 2020 Author Report Posted October 28, 2020 Thanks you've all been very helpful. It does looks like it's seen some cutting, hopefully not too abusive but we'll see. Quote
Moley Posted October 28, 2020 Report Posted October 28, 2020 On 10/28/2020 at 11:45 AM, Shugyosha said: What JP said. Also it might just be from a tight saya scuffing that area as the sword is drawn out and put back in the scabbard. It might get more of that if it's used as an iato. Expand That’s where l was going with this also, thanks John. I have an old iaito and the cosmetic hamon is wearing away at the monouchi. 2 Quote
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