HIKAKIN & SEIKIN will perform the opening theme for the Special Edited Version of One Piece: Fish-Man Island Arc, starting January 5.

The new theme, We Go! – HIKAKIN & SEIKIN with Luffy ver., marks the duo’s first TV anime opening song. This collaboration features the iconic Monkey D. Luffy and will air alongside the show.

The duo previously covered the original One Piece opening song We Are! for the 2020 One Piece Muuusic Cover Album. Now, they bring their unique sound to We Go!, paying tribute to the beloved series.

Music videos for the song have been released on their YouTube channels, HikakinTV and SeikinTV, each showcasing a special version of the track. Fans can enjoy the energy and creativity that HIKAKIN & SEIKIN bring to this collaboration.

The duo shared their excitement, noting that they poured their hearts into creating a fresh and energetic rendition of We Go! that reflects their admiration for One Piece. To complement the song, they released special music videos on their YouTube channels, HikakinTV and SeikinTV, each offering a unique take on the track.

The song will also be available for streaming and download starting January 6.

Catch the Special Edited Version of One Piece: Fish-Man Island Arc on Fuji TV and other networks, airing Sundays at 9:30 AM.