Clipping of ラジオコントロール (rajio kontorōru, “radio control”).

(historical) Tuyuhun (A powerful Mongolic kingdom established by nomadic tribes related to the Xianbei in the Qilian Mountains and upper Yellow River valley.)

marriage with an age gap

mixing and using together

to mix and use together

(telephony) crossed line

(neologism) marriage-hunting (in a way similar to job hunting); matchmaking activity

(telephony) to have a crossed line occur

Short for 金剛座 (Kongōza): / (theater) Short for 金剛流 (Kongō-ryū): a leading school of noh

a wall socket; an outlet