Moritoshi was a follower/student of Yoshimori, which can be seen both in the level of workmanship and the similarity in the mei.
Moreover, I took the liberty of doing a light cleaning with isopropyl alcohol to remove dust and light dirt. As a result, all the fine details became visible — details that, in my opinion, would be impossible for a craftsman of a lower level. I'll take new photos and videos a bit later — I think many people will be interested in examining the details.