buri hamachi
An online video featuring a super-deformed Saki from Ar Tonelico III dancing and a handling a fish known as the Japanese amberjack, known as both buri and hamachi in Japan. Music used in the video is from the intro of the "Exec Hymm Battlesphere Saki" tune from the Ar Tonelico 3 soundtrack.
Posts with this tag are either references to parodies/character versions of the video.
Original video: http://www.nicovideo.jp/watch/sm9556226