Baka Mitai (ばかみたい, "I've Been a Fool") began its life as a karaoke minigame track in Yakuza 5 (龍が如く5 夢、叶えし者), where protagonist Kazuma Kiryu, voiced by Takaya Kuroda, delivers a subdued, melancholic ballad of regret and lost love. The song's placement in the story carries narrative weight: Kiryu has assumed the alias Taichi Suzuki and works as a taxi driver in Fukuoka, and his karaoke performance reflects a man haunted by the life he left behind. The "Taxi Driver Edition" subtitle used in maimai directly references this chapter of the Yakuza series. What the developers could not have anticipated was the song's second life as an international internet phenomenon. Around 2020, clips of Kiryu singing the chorus, particularly the opening line "Dame da ne..." ("It's no good, isn't it?"), spread virally across social media, remixed into genres from electronic to orchestral and paired with unrelated video footage for comedic effect. The meme grew so pervasive that SEGA itself acknowledged it in an official tweet, describing the track as a Yakuza series song that had achieved worldwide popularity. The song's original recording was first collected on the album "龍うた 龍が如く5 THE BEST SONGS SELECTION." When maimai DX FESTiVAL added the track on December 23, 2022, the in-game collection badge was titled "Dame Da Ne", a direct nod to the meme that carried the song far beyond its original audience. At 74 BPM, the song sits among the slower entries in the maimai library, with its gentle piano-and-strings arrangement providing the backdrop for charts that balance faithfulness to the original with the demands of a modern rhythm game. The Master chart, designed by Redarrow, is notably sparse on Touch notes (just one) while packing 35 Break notes into 278 total, while Jack's Expert chart takes a more tactile approach with 13 Touch placements.