kakarimusubi, a phenomenon in classical Japanese where certain words (a subset of 係助詞 (kakari-joshi)) provoke the usage of different verbal inflexion at the end of the sentence (呼応 (koō))

planned blackout, planned electric power outage

systematic

business plan

(idiomatic) to make plans

(of public transportation) scheduled operation stop due to upcoming bad weather

(of public transportation) to stop operation on schedule due to upcoming bad weather

person in charge; person responsible

a guffaw, a belly laugh, roaring laughter

to guffaw, to laugh a ringing laugh, to have a hearty laugh