Like I said last time, Hoaqin’s blade has no blind spots.
Whether from the back for super-close-combat, the sword will ultimately land..
Arie swordsmanship is special like that, and there’s no good techniques against it.
Either overpower them with sheer force, or just attack them before they are ready..
Boro’s special so he can block his swords. Imperfectly, but still…

[Blogpost translation] Season 2 Chapter 186