Kyūjitai form of 双方: both sides, both parties

cooperation; working together

to cooperate

solution, settlement / (music) Progression from dissonance to consonance; a chord to which such progression is made; resolution

(transitive) solve, resolve, settle (a problem, a trouble, a criminal case) / (intransitive) be solved, be settled / (intransitive) can be solved; be soluble

question, problem on homework etc. / a question; a matter (of time etc.) / a problem (something that needs to be dealt with); a trouble / an issue; a matter

pair; set

direction / person / alternative

direction, way, side / more so (preceded by ～の, often followed by ～が)

(polite) person