[GII] Nioh Sub Boss Tachibana Muneshige how to cheese kill

Step 1 : carnage talisman (raise your attack in trade of your def)
Step 2 : take a headshot from far away
Step 3 : run to him and final blow him
Step 4 : use high stance attack that will downed an enemy (*edit only spear and axe have this skill)
Repeat step 3 and 4 until he is dead.

[@fqban305]

what spear is that one