Is this 2021 J-pop track still popular?

Yes, as a 2021 Pop release, "昨日は戻らない" maintains relevance within the current J-pop scene.

What is the musical style of 豆柴の大群?

The artist, 豆柴の大群, performs in the J-pop genre with a Pop style.

This specific track, "昨日は戻らない," was released in the year 2021.

Name: 豆柴の大群 - 昨日は戻らない / 恋のフルスイング
Brand: 豆柴の大群

Pop

Pop · 2021

Year · 2021Genre · PopStyle · J-pop

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Is this 2021 J-pop track still popular?: Yes, as a 2021 Pop release, "昨日は戻らない" maintains relevance within the current J-pop scene.
What is the musical style of 豆柴の大群?: The artist, 豆柴の大群, performs in the J-pop genre with a Pop style.
When was this song originally released?: This specific track, "昨日は戻らない," was released in the year 2021.