For the title 『beatmania IIDX 15 DJ TROOPERS』，in the first round the song will be determined by a draw held by dj TAKA which is different to other titles. The song is 「AA」 or 「Candy Galy」 according to the draw and 10 players play the song in pair order.
In 『beatmania IIDX 15 DJ TROOPERS』, player 「DOLCE.」, the representative from Tohoku Area who has almost won the championship the previous tournament and 「Lifull」, who has an amazing performance in the title 『pop'n music 15 ADVENTURE』 and has won the championship，highten the public attenton.
The furious fighting of both songs were continuing with super-play and finally player 「DOLCE.」, who has further furnished his skills, won the championship.
Afterward, player 「LIFULL」 and 「W-MESI」 continued to fight for the 2nd and 3rd runner-up places.



In the final round, the 3 players had chosen and completed their favorite song respectively.
When the 3 chosen songs 「嘆きの樹」、「ピアノ協奏曲第1番"蠍火"」、「冥」 were announced, there were a great echo from the audiences.
The music score are very difficult that it was hardly imagined how they complete the song. The atomosphere was further tighened.
Player 「LIFULL」 has reached MAX Compo of the 1st song 「嘆きの樹」 which was a very threatening score to other players and has drawn a great applause from the audiences. the 2nd song 「ピアノ協奏曲第1番"蠍火"」 was only cleared successfully by player 「DOLCE.」 who at the moment become the center of public attention. And the tournament was come with the final song 「冥」. The score of player 「DOLCE.」 and 「LIFULL」was almost the same. Any miss made by the player will immediately lose the championship qualification. While player 「LIFULL」 compeleted with high score, player 「DOLCE.」 completed with unexpected outstanding performance, removed the blemish and won the honour of TOP RANKER.