a solid friendship of no regret even if one is to be beheaded for the other; friends sworn to death, eternal friendship

beheading, decapitation / Short for 刎頸の交わり (funkei no majiwari).

Alternative spelling of 刎頸の交わり

association / sexual intercourse / (set theory) intersection

decapitate

to hold, to carry something / to have, to possess / to hold up, to maintain

holding, possession / wear, durability

continuative of 持つ

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend