evil, vice, ill, wrong / bad; disagreeable; unpleasant; undesirable; / inferior; ugly / fierce; vicious

(slang) denpa-kei person: one who acts strangely (disconnected from reality), often having wild fantasies and often saying strange things

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

radio clock

in-box (electronic folder)

addressee

(television, radio, etc.) receiver

inbox

feeling awkward, ashamed

vicious, wicked / low quality