radio wave / mobile phone signal / (slang) nonsense produced by a mentally unsound person, who is termed a 電波(でんぱ)系(けい) (denpa-kei, “radio-wave-type”) person

gizzard of fowl / honest / sincere

rising from one's seat during something

to turn; to revolve; to spin / to circulate / to go around / to return / to prevail / (of a camera) to roll / to come around to (a point of view)