Tantei Shojo (Detective Girl, 少女探偵) is Happy Jikan's 36th single, and the debut of the seventh generation (with the exception of Hsaoi Zhe). It was released September 12, 2012, in the following editions: Regular, Limited A, Limited B, Limited C, Limited D and Event V. The Single V was released September 16, 2012.


Regular Edition

  1. Tantei Shojo
  2. Toketsu, Watashi No Aisuru? (Freezing, My Dear?)
  3. Tantei Shojo (Instrumental)

Limited Edition A

  1. Tantei Shojo
  3. Tantei Shojo (Instrumental)

Limited Edition B

  1. Tantei Shojo
  3. Tantei Shojo (Instrumental)

Limited Edition C

  1. Tantei Shojo
  2. Toketsu,Watashi No Aisuru?
  3. Tantei Shojo (instrumental)

Limited Editions D

  1. Tantei Shojo
  2. MIRAI LOVE 7 (FUTURE LOVE 7; Seventh Generation Version)
  3. Gray Skies (Sixth Generation)
  4. Tantei Shojo (Instrumnetal)

Single V

  1. Tantei Shojo (MV)
  2. Tantei Shojo (Dance shot ver.)
  3. Tantei Shojo (Group close up ver.)
  4. Tantei Shojo (Beach ver.)
  5. MIRAI LOVE 7 and Gray Skies Mix
  6. Making of (メキング映像) 

Event V

  1. Lottery Ticket
  2. Tantei Shojo (Hoi Daiyu close up ver.)
  3. Tantei Shojo (Wang Dao Ming close up ver.)
  4. Tantei Shojo (Wu Jiao close up ver.)
  5. Tantei Shojo (Aoi Xiao close up ver.)
  6. Tantei Shojo (Zheng May Ai close up ver.)
  7. Tantei Shojo (Sun Fang close up ver.)
  8. Tantei Shojo (Zheng Mei close up ver.)
  9. Tantei Shojo (Zeng Yun close up ver.)
  10. Tantei Shojo (Joe Song close up ver.)
  11. Tantei Shojo (Bui Shun close up ver.)
  12. Interview with...Hsaoi Zhe!

Featured Members

  • Sixth generation: Hoi Daiyu, Wang Dao Ming, Wu Jiao, Aoi Xiao, Zheng May Ai, Sun Fang, Zheng Mei
  • Seventh generation: Zeng Yun (Return), Joe Song (Debut), Hsaoi Zhe (Featured in MIRAI LOVE 7), Bui Shun (Debut)

Song Information

  • Tantei Shojo
    • Written By: Tsunku
    • Arrangement: Akami
    • Chorus: Katashi, Tsunku, Zeng Yun
    • Vocals:
      • Haoi Daiyu, Wang Dao Ming, Joe Song, Bui Shun (main vocals)
      • Sun Fang (center vocals)
      • Wu Jiao, Aoi Xiao, Zeng May Ai, Zheng Mei, Zeng Yun (minor vocals)
  • Toketsu, Watashi no Aisuru?
    • TBA
  • PATI
    • TBA
    • TBA
  • MIRAI LOVE 7 (Seventh Generation Version)
    • Written By: Tsunku and Akami
    • Arrangement: Akami
    • Chrous: Haoi Daiyu
    • Vocals:
      • Joe Song, Hsaoi Zhe (main vocals)
      • Zeng Yun, Bui Shun(minor  vocals)
  • Gray Skies (Sixth Generation)
    • TBA


  • MIRAI LOVE 7 is the Seventh Generation's version of Happy Jikan's 35th single, MIRAI LOVE. MIRAI LOVE 7 was the only track to feature Hsaoi Zhe.
  • The original title of the single was supposed to be 'Mysterious Girl', but the lyrics and the title were changed.


Oricon Chart Positions


Tue Wed Thu Fri Sat Sun Week Ranking Sales
1 1 1 2 2 1 1 1 1,530,953
1 1 1 2 3 5 2 3 40,509
2 4 6 5 7 9 11 5 8,007
16 32 24 50 17 28 28 17 1,890

Total Reported Sales: 1,581,359

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