J-pop/J-rock One Ok Rock released the official video for their single 'Mighty Long Fall' off of their forthcoming three track Mighty Long Fall/Decision single according Classicalite.

Their single is also set to be the theme song of upcoming Warner Entertainment Japan Inc live- action movie Rurouni Kenshin: Kyoto Inferno (the first episode of the two-part Kyoto arc.), starring Takeru Satoh, Emi Takei and Munetaka Aoki and directed by Keishi Otomo. It is expected to be released in the Philippines on August 20.

Reportedly, J-rock band has posted a full promotional video for their latest song on its official YouTube channel. The song will be included in double A-side 9th single "Mighty Long Fall/Decision" and it is said to be released in Japan on July 30. Way back, they previously played "The Beginning," the theme song for the first live-action of the same film in 2012.

The band members are not new anymore to the film business, as they have also wrote single, "The Beginning" specifically is the theme song for another live-action film, Rurouni Kenshin, whose lead actor is the same, Takeru Satoh. The lead actor said that listening to their music while on set for Kenshin, "lifted his spirits."

Related news: the band made their first ever US festival appearance in May 2014 at Rock On The Range! in Columbus, Ohio.

Watch their official video for Mighty Long here: