本筋

ほんすじ

Common word

noun

•

main thread (of a story)

本	book, present, main, origin, true, real, counter for long cylindrical things
筋	muscle, sinew, tendon, fiber, plot, plan, descent

はなし

ほんすじ

はい

It's time to get down to business

しようまっせつ

ぎろん

や

、

ほんすじ

はなし

うつ

Why don't we stop arguing over these piddling matters and get to the issues at hand