The details on AKB48's 48th single "Negaigoto no Mochigusare" have been revealed.

Types A~C will come in both limited and regular editions.  Along with a theater edition, there will be a total of 7 versions for this single. All versions will include "Imapara", with Sashihara Rino as center, as the couple track. In addition, the theater edition will contain a song by newly-formed group STU48. Furthermore, each type will come with one more coupling track; "Maebure" with Watanabe Mayu as center for Type A, "Tenmetsu Pheromone" with Matsui Jurina as center for Type B, and "Ano Koro no Hyakuendama" with Yamamoto Sayaka as center for Type C. 

AKB48 will release their new single on May 31.

Type A

CD
01. Negaigoto no Mochigusare
02. Imapara?Center: Sashihara Rino?
03. Maebure?Center: Watanabe Mayu?
04. Negaigoto no Mochigusare?off vocal ver.?
05. Imapara?off vocal ver.?
06. Maebure?off vocal ver.?

DVD
01. Negaigoto no Mochigusare?MUSIC VIDEO?
02. Imapara?MUSIC VIDEO?
03. Maebure?MUSIC VIDEO?

Type B

CD
01. Negaigoto no Mochigusare
02. Imapara?Center: Sashihara Rino?
03. Tenmetsu Pheromone?Center: Matsui Jurina?
04. Negaigoto no Mochigusare?off vocal ver.?
05. Imapara?off vocal ver.?
06. Tenmetsu Pheromone?off vocal ver.?

DVD
01. Negaigoto no Mochigusare?MUSIC VIDEO?
02. Imapara?MUSIC VIDEO?
03. Tenmetsu Pheromone?MUSIC VIDEO?

Type C

CD
01. Negaigoto no Mochigusare
02. Imapara?Center: Sashihara Rino?
03. Ano Koro no Gohyakuendama?Center: Yamamoto Sayaka?
04. Negaigoto no Mochigusare?off vocal ver.?
05. Imapara?off vocal ver.?
06. Ano Koro no Gohyakuendama?off vocal ver.?

DVD
01. Negaigoto no Mochigusare?MUSIC VIDEO?
02. Imapara?MUSIC VIDEO?
03. Ano Koro no Gohyakuendama?MUSIC VIDEO?

Theater Edition

CD
01. Negaigoto no Mochigusare
02. Imapara?Center: Sashihara Rino?
03. Untitled?STU48 Song?
04. Negaigoto no Mochigusare?off vocal ver.?
05. Imapara?off vocal ver.?
06. Untitled?off vocal ver.?