Jolly Lodger is a font provided by Google Fonts which resembles ONE OK ROCK font family which used in Jibun ROCK PV. This font used in ONE OK ROCK Wiki main page. You can check these font below.
ONE OK ROCK
IRMA
They really look alike, right? You can get this font here: http://www.google.com/fonts/specimen/Jolly+Lodger This font is free and you can used them as much as you want.