Is this 9nine album still popular among J-pop fans?

Yes, as a 2015 Pop release, "Happy 7 Days" remains relevant for fans of J-pop music.

What genre does this 9nine album fall under?

This album is categorized as Pop and features the J-pop style.

The song/album was released in the year 2015.

Name: 9nine - Happy 7 Days
Brand: 9nine

Pop

Pop · 2015

Year · 2015Genre · PopStyle · J-pop

Used

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New / Sealed

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Is this 9nine album still popular among J-pop fans?: Yes, as a 2015 Pop release, "Happy 7 Days" remains relevant for fans of J-pop music.
What genre does this 9nine album fall under?: This album is categorized as Pop and features the J-pop style.
When was "Happy 7 Days" by 9nine originally released?: The song/album was released in the year 2015.