Admiral Viscount Enomoto as he is known in the Meiji will no doubt
play a major role in the NHK Shinsengumi! sequel.
In the meantime some of you may already know that it is difficult or
downright impossible to acquire details about the Shinsengumi in
Hakodate in English. However, Enomoto alone is pretty easy to research
this file
https://mywebspace.wisc.edu/tnamwong/web/Enomoto.pdf
gives a very good idea of what happened with Enomoto as the focus of
the article.