news
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Official fan club "one room" is now accepting applications from those residing outside of Japan! / "Fastest one room member pre-sale" applications are now open!
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"Grateful Yesterdays Tour 2026" additional dates announced! First-ever Asian tour to be held in Taipei, Seoul, and Hong Kong!
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We have decided to participate in a collaboration project between Spotify and "PHOTO IS - Connecting thoughts. A photo exhibition where you are the main character"!
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back number total streaming plays surpass 10 billion!!!
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[Important] Notice of service suspension due to system maintenance
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Details of the "Grateful Yesterdays Tour 2026" venue-exclusive sauna keys announced! & All 26 capsule toy designs revealed!
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"Grateful Yesterdays Tour 2026" merchandise advance sale details announced!
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Details of the "Grateful Yesterdays Tour 2026" "Pre-request second advance ticket sales (lottery system)" announced!
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"Grateful Yesterdays Tour 2026" Venue Childcare Information [Updated 2/7]