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Overview

どういうことなの!? (Dou iu koto na no!?, "What's the Meaning of This!?") is a Vocaloid original track by producer くちばしP (Kuchibashi-P), added to maimai during the ORANGE PLUS era on July 16, 2015. The song marked Kuchibashi-P's first use of MikuMikuDance (MMD) in a music video, pairing his synth-driven composition style with 3D character animation. Its title, a burst of bewildered exasperation, matches the frantic, high-energy tone of the BPM 175 arrangement, driven by tight synth leads and a relentless beat. The track entered maimai through an unusual random-share unlock system. Players who obtained the song through the lottery mechanic had a chance to receive either どういうことなの!? or its companion track どうしてこうなった, both by Kuchibashi-P. The song a player did not draw could be unlocked by playing together with someone who already owned it, until general release on October 29, 2015. This paired-release structure made the two songs a memorable pair for players of that era. The song's chart suite in maimai spans Basic through Master, with notable level escalation across versions. The Master chart, designed by ロシェ@ペンギン (Roshe@Penguin), settled at Lv13 with a 13.4 internal constant, while the Expert chart by rioN rose from Lv9 in ORANGE PLUS to Lv11 in later revisions. The charts remain exclusive to the Japanese region.

Videos

Master chart

Open

Expert chart

Open

Charts

STD

BASIC
5(5)
190 notesDesigner: -|Tap 178Hold 6Slide 1Break 5
ADVANCED
8(8)
307 notesDesigner: -|Tap 231Hold 45Slide 19Break 12
EXPERT
11(11)
489 notesDesigner: rioN|Tap 417Hold 24Slide 39Break 9
MASTER
13(13.4)
594 notesDesigner: ロシェ@ペンギン|Tap 452Hold 65Slide 69Break 8

Trivia

  • どういうことなの!? was くちばしP's first music video to use MikuMikuDance (MMD), a free 3D animation application widely used in the Vocaloid fan community to bring characters to life.
  • The song debuted in maimai ORANGE PLUS through a 'random share' lottery system where players could receive either this track or どうしてこうなった. The unselected song could be unlocked by playing with someone who had it.
  • General unlock for all players followed on October 29, 2015, about three and a half months after the initial random-share release.
  • The Master chart, designed by ロシェ@ペンギン, has undergone significant level inflation across versions, starting at Lv11 in ORANGE PLUS, it rose through Lv11+, Lv12, Lv12+, and finally Lv13 by the Splash era, where it settled at a 13.4 internal constant.
  • The Expert chart, designed by rioN, similarly climbed from its original Lv9 in ORANGE PLUS to Lv11 by UNiVERSE+, reflecting the game's overall difficulty recalibration over time.
  • The song's Japanese wiki entry shows that early Basic (Lv2), Advanced (Lv4), and Expert (Lv9) levels in ORANGE PLUS were far lower than their modern equivalents, illustrating how maimai's difficulty scale has expanded.
  • The official promotional video for the song was uploaded to Niconico (sm13299882) rather than YouTube, typical for early Vocaloid tracks.

FAQ

Who composed どういうことなの!? in maimai?
The song was composed by くちばしP (Kuchibashi-P), a Vocaloid producer. It is his original Vocaloid track and marked his first use of MikuMikuDance (MMD) in a music video.
What version of maimai introduced どういうことなの!??
The song was added in maimai ORANGE PLUS, released on July 16, 2015. It remains exclusive to the Japanese region.
How was どういうことなの!? unlocked in maimai?
It debuted through a random-share lottery system where players could receive either this song or どうしてこうなった. The other song could be unlocked by playing with someone who owned it. General unlock for everyone followed on October 29, 2015.
What is the difficulty of the Master chart for どういうことなの!??
The Master chart is Level 13 with an internal constant of 13.4. It was designed by ロシェ@ペンギン (Roshe@Penguin). The chart originally debuted at Lv11 in ORANGE PLUS and was gradually re-leveled upward over multiple game versions.
What does the title どういうことなの!? mean?
The title translates roughly to 'What's the Meaning of This!?' or 'What Is Going On!?', an exclamation of confusion or disbelief that matches the track's frantic, high-energy Vocaloid sound.
Is there a connection between どういうことなの!? and どうしてこうなった?
Yes, both songs are by くちばしP and were released together in maimai ORANGE PLUS as a pair through the random-share system. Their titles are thematically similar expressions of confusion, one asking 'What's the meaning of this?' and the other 'How did it come to this?'.
Who designed the charts for どういうことなの!??
The Expert chart was designed by rioN, and the Master chart was designed by ロシェ@ペンギン (Roshe@Penguin). The Basic and Advanced charts do not have credited designers.