Show: ONE OK ROCK at TREASURE05X 2011, Laguna Beach, Gamagori, Aichi, Japan

TREASURE05X is a prominent annual summer music festival held in Aichi Prefecture, Japan, since its inception in 2004. Organized by SUNDAY FOLK PROMOTION, the festival has grown to become one of the largest and most anticipated music events in the Tokai region. It features a diverse lineup of artists, ranging from well-established acts to emerging talents across various genres, including rock, pop, and alternative music. The festival spans multiple venues and dates throughout the summer, culminating in large-scale outdoor performances at locations such as Gamagori Laguna Beach. Over the years, TREASURE05X has attracted a total attendance exceeding 400,000 people, reflecting its significant impact on Japan's music scene. The event is known for its energetic atmosphere and commitment to showcasing both national and regional artists. In addition to live performances, TREASURE05X supports up-and-coming musicians through initiatives like the "Trechan" audition, providing opportunities for new artists to perform on the festival's stages. This dedication to nurturing talent has solidified TREASURE05X's reputation as a festival that not only entertains but also contributes to the growth of Japan's music industry.

Continuing their ascent, ONE OK ROCK returned to TREASURE05X on September 10, 2011, as part of the festival's "greatest pleasure" event at Laguna Beach. The 2011 lineup featured a mix of prominent acts, including [Champagne] (now known as [Alexandros]), SEKAI NO OWARI, BIGMAMA, and FACT, reflecting the festival's commitment to showcasing a blend of mainstream and indie talents.

ONE OK ROCK's performance came shortly before the release of their fifth studio album, Zankyō Reference, in October 2011. Their appearance at TREASURE05X 2011 further cemented their status in the Japanese rock scene, demonstrating their consistent ability to captivate large festival audiences.