Entertainment
Wasei-eigo in the Entertainment category — 3 words that look English but mean something completely different in Japanese.
カラオケボックス
karaoke bokkusu
A private, soundproofed karaoke room rented by the hour ≠ karaoke box
ライブハウス
raibu hausu
A small live music venue / club ≠ live house
トランプ
toranpu
Playing cards (the deck itself, or card games in general) ≠ trump