Earlier quoted context omitted.
I mostly fact check and do notable research for obscure Wikipedia articles. This is usually a no drama environment sure I have helped delete articles that later became notable and removed true facts lacking sources. Many of these things have fixed themselves over time. My biggest fear with Wikipedia is citogenesis https://xkcd.com/978/ I have found one in a major news paper, this took three months to take down.
There has been a little bit of furor in some circles in Japan, regarding the status of Yasuke, who was a favorite of Oda Nobunaga, whether he was a samurai or not. Around September of 2015, a user by the name tottoritom made numerous edits to the Yasuke article, citing to yet-to-be-published papers by Thomas Lockley. Coincidentally, tottoritom's user page introduces himself as Thomas Lockley too, and Lockley happened…
After unifying Japan in 1590, Toyotomi Hideyoshi did not become Shogun because he was born a peasant. Only Samurai could become Shogun, and Hideyoshi was famously not one. You couldn't become a samurai, you had to be born one.