denpa song, a Japanese genre of catchy electronic music featuring cute vocals and nonsensical or unusual lyrics.

a favorite

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

(slang) random and nonsensical

(music, anglicism) Synonym of 歌 (uta, “song”)

a thong (G-string)

(adverbial particle, dismissive, derogatory) emphasizes disgust, contempt, or otherwise negative feelings of the speaker: whatever

(chiefly women's speech) first person singular pronoun: I, me

What? What did you say?

whatchamacallit, X